Vowels: Standard - 'e' is standard 'e' as in 'pet', 'i' as in 'pill', Variation - when 'a' is followed by a 'w' it is p 'au' dipthong as in 'owl'.
Consonant combination: 'th' (dental plosive) combine 't' and 'h' with tongue right against the teeth (like 'd' in 'dad')