Used to improve the quality of question titles on aviation.
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SELECT Id AS [Post Link], CreationDate as [Date], Score as [Score], AnswerCount as [Answers], 'Not a question' as [Category] FROM Posts WHERE (( Title not like '%Who %' AND Title not like '%[Ww]hat %' AND Title not like '%What''s %' AND Title not like '%Who''s %' AND Title not like '%When %' AND Title not like '%[Ww]here %' AND Title not like '%[Ww]ere %' AND Title not like '%[Ww]hy %' AND Title not like '%[Ww]ould %' AND Title not like '%[Ww]ouldn''t %' AND Title not like '%Could %' AND Title not like '%[Ss]hould %' AND Title not like '%[Ss]houldn''t %' AND Title not like '%[Hh]ow %' AND Title not like '%[Cc]an %' AND Title not like '%[Ii]s %' AND Title not like '%[Mm]ay %' AND Title not like '%If %' AND Title not like '%[Ww]hich %' AND Title not like '%[Ww]as %' AND Title not like '%[Aa]re %' AND Title not like '%[Hh]as %' AND Title not like '%[Ww]ill %' AND Title not like '%[Ww]on''t %' AND Title not like '%[Hh]ave %' AND Title not like '%[Dd]o %' AND Title not like '%[Dd]on''t %' AND Title not like '%[Dd]oes %' AND Title not like '%[Dd]oesn''t %' AND Title not like '%[Dd]id %' AND Title not like '%[Dd]idn''t %' AND Title not like '%[Tt]o what extent%' AND Title not like '%Am I %' AND Title not like '%Must %' ) AND Title not like '%?%') AND ClosedDate is null UNION SELECT Id AS [Post Link], CreationDate as [Date], Score as [Score], AnswerCount as [Answers], 'No question mark' as [Category] FROM Posts WHERE (not ( Title not like '%Who %' AND Title not like '%[Ww]hat %' AND Title not like '%What''s %' AND Title not like '%Who''s %' AND Title not like '%When %' AND Title not like '%[Ww]here %' AND Title not like '%[Ww]ere %' AND Title not like '%[Ww]hy %' AND Title not like '%[Ww]ould %' AND Title not like '%[Ww]ouldn''t %' AND Title not like '%Could %' AND Title not like '%[Ss]hould %' AND Title not like '%[Ss]houldn''t %' AND Title not like '%[Hh]ow %' AND Title not like '%[Cc]an %' AND Title not like '%[Ii]s %' AND Title not like '%[Mm]ay %' AND Title not like '%If %' AND Title not like '%[Ww]hich %' AND Title not like '%[Ww]as %' AND Title not like '%[Aa]re %' AND Title not like '%[Hh]as %' AND Title not like '%[Ww]ill %' AND Title not like '%[Ww]on''t %' AND Title not like '%[Hh]ave %' AND Title not like '%[Dd]o %' AND Title not like '%[Dd]on''t %' AND Title not like '%[Dd]oes %' AND Title not like '%[Dd]oesn''t %' AND Title not like '%[Dd]id %' AND Title not like '%[Dd]idn''t %' AND Title not like '%[Tt]o what extent%' AND Title not like '%Am I %' AND Title not like '%Must %' ) AND Title not like '%?%') AND ClosedDate is null UNION SELECT Id AS [Post Link], CreationDate as [Date], Score as [Score], AnswerCount as [Answers], 'Question not clear (grammar)' as [Category] FROM Posts WHERE (( Title not like '%Who %' AND Title not like '%[Ww]hat %' AND Title not like '%What''s %' AND Title not like '%Who''s %' AND Title not like '%When %' AND Title not like '%[Ww]here %' AND Title not like '%[Ww]ere %' AND Title not like '%[Ww]hy %' AND Title not like '%[Ww]ould %' AND Title not like '%[Ww]ouldn''t %' AND Title not like '%Could %' AND Title not like '%[Ss]hould %' AND Title not like '%[Ss]houldn''t %' AND Title not like '%[Hh]ow %' AND Title not like '%[Cc]an %' AND Title not like '%[Ii]s %' AND Title not like '%[Mm]ay %' AND Title not like '%If %' AND Title not like '%[Ww]hich %' AND Title not like '%[Ww]as %' AND Title not like '%[Aa]re %' AND Title not like '%[Hh]as %' AND Title not like '%[Ww]ill %' AND Title not like '%[Ww]on''t %' AND Title not like '%[Hh]ave %' AND Title not like '%[Dd]o %' AND Title not like '%[Dd]on''t %' AND Title not like '%[Dd]oes %' AND Title not like '%[Dd]oesn''t %' AND Title not like '%[Dd]id %' AND Title not like '%[Dd]idn''t %' AND Title not like '%[Tt]o what extent%' AND Title not like '%Am I %' AND Title not like '%Must %' ) AND Title like '%?%') AND ClosedDate is null ORDER BY CreationDate DESC