There is no predetermined amount of copyrighted material that can be used. Each case is judged by the planned use and its purpose.
US Copyright Law sets out for criteria that have to be considered before something can be determined to be "fair use"
Simon and Garfunkel, pretty much "Scarborough Fair" over and over and over.
(Fair and fare are homophones, sound-alike words, which can contributes to misspelling.)(adjective-noun)"He did not think it was fair that he pay a bus fare for his dog."(noun-noun)"The railroad offered a reduced fare for travel to the county fair."
Fair
comparison mean not being fair if you use a sentence this how it sound like the comparison between Joseph and jack quite and unfair
My Fair Lady won the Oscar for Sound in 1964.
Music
The first sound typically heard in the play Macbeth is the three witches chanting, "Fair is foul and foul is fair."
Unfortunately there is no clear answer to what amount constitutes fair use. However, if your performance isn't "transformative" in some way (used for education or critique, for example), it wouldn't be considered fair use regardless of the length of the excerpt.
There is a considerable amount of discussion about whether this type of thing constitutes fair use. It is not exaggeration to say you may wish to work with a lawyer.
Homographs are words that are spelled the same but have different meanings. Homonyms are words that sound alike but have different meanings. Words that both sound the same and are spelled the same and both homonyms (same sound) Fair, as in country fair and fair as in reasonable for example
how much the fair from florida to phillipines
That will vary from fair to fair.