әʊ Sound: How to pronounce the әʊ sound (/әʊ/ Phoneme)

The әʊ sound is a diphthong which means it is a combination of two vowel sounds, /ә/ and /u:/, which are pronounced within the same syllable.
aɪ Sound: How to Pronounce the aɪ Diphthong (/aɪ/ Phoneme)

The aɪ sound is a diphthong which means it is a combination of two vowel sounds, /ɪ/ or /i:/, that are pronounced within the same syllable.
ɔɪ Sound: How to Pronounce the /ɔɪ/ Phoneme

The ɔɪ sound is a Diphthong which means it is a combination of two vowel sounds,/ɔ:/ and /ɪ/ or /i:/, that are pronounced within the same syllable.