Vowels - Standard - 'i' as 'sit', 'ə' neutral as in 'the', Variation - when 'a' follows a 'w' and is followed by an 'n' it is pronounced 'a' as in 'war' (1st 'a').
Consonant combination: 'th' (dental plosive) combine 't' and 'h' with tongue right against the teeth (like 'd' in 'dad')