Hans51 I was wondering if may have been here is a past guess like The guy may have been Tomor it is may + present perfect tense likeHe has been there for six hours -> He may have been there for six hours. ] I can't quite see the distinction that you are making. Anyway, "may have been" does typically describe a guess about what happened in the past.
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Hans51I was wondering if may have been here is a past guess like The guy may have been Tomor it is may + present perfect tense likeHe has been there for six hours -> He may have been there for six hours. [This grammar is possible?]I can't quite see the distinction that you are making.