a-a a-b a-i a-q aaa aab aai aao aaq aau ab- aba abb abi abo abq abu ai- aia aib aii aio aiq aiu aoa aob aoi aoo aou aqa aqi aqo au- aua aub aui auo b-u baa bab bai bao baq bau bba bbb bbi bbo bbq bbu bi- bia bib bii bio biu boa bob boi boo boq bou bua bub bui buo buu ia- iaa iab iai iao iaq iau iba ibb ibi ibo ibu iia iib iii iio iiu io- ioa iob ioi ioo iou iqa iqu iu- iua iub iui o-i oaa oab oai oao oaq oau ob- oba obb obi obo obu oia oib oii oio oiu oo- ooa oob ooi ooo oqb oqo ou- oua oui ouo qaa qau qba qbq qio qiu qoi qoo qqq qqu qu- qua qui quo ua- uaa uab uai uao uaq uau uba ubb ubi ubo ubu uia uib uii uio uiq uiu uoa uob uoo uua uuu