Vowels:
Standard WW 'a' as in 'path', 'i' as in 'pin'
Variation: 'e' as in 'fern' (rule: when 'e' is followed by an 'l' or 'r')
Consonant combination:
'ty' dental stop say 't' and 'y' combined with the tip of tongue touching back of top teeth and stopping breath,
'rr' roll.