Vowels: Standard - 'a' as in ‘path’, ‘i’ as in ‘hit’. Variation - 'a' followed by 'y' and another vowel is pronounced 'ai' or 'i' as in 'ice', Variation - 'e' followed by 'l' or 'r' is 'e' as in 'fern', Variation - 'e' followed by ‘ng’, in the same syllable and is not immediately followed by a vowel it is long and slightly nasalised.
Consonant - 'ny' (palato-nasal) combine 'n' and 'y' while top of tongue touches hard palate plus nasal vibration. (Avoid the English 'nee' as in 'many') - 'ng' (velar-nasal) combine 'n' and 'g' while back of tongue touches soft palate plus nasal vibration, - 'rr' roll or trill tongue.