Phonetics English language 11 Vowels 7 Study and teaching 5 Pronunciation by foreign speakers 4 Dialects 3 Formants (Speech) 3 Malay language 3 Phonetics, Acoustic 3 Phonology 3 Pronunciation 3 Arabic language 2 Creole dialects, Portuguese 2 Foreign speakers 2 Grammar 2 Persian speakers 2 Arabic speakers 1 Articulation disorders 1 Austroasiatic languages 1 Chinese language 1 Comparative studies 1 Contrastive linguistics 1 Down syndrome 1 Error analysis 1 Errors of usage 1 Grammar, Comparative and general 1 Indigenous children 1 Instrumental analysis 1 Intonation 1 Kristang language 1