Meaning of 'VE in English

'VE

've BrE AmE əv —but after a pronoun ending in a vowel sound, v — some've done it ˌsʌm əv ˈdʌn ɪt , they've tried ðeɪv ˈtraɪd

Longman Pronunciation English Dictionary.      Английский словарь произношений Longman.