a-a a-b a-i a-q aaa aab aai aan aaq aau ab- aba abb abi abn abq abu ai- aia aib aii ain aiq aiu an- ana anb ani ann anq anu aqa aqi aqn au- aua aub aui aun b-u baa bab bai ban baq bau bba bbb bbi bbn bbq bbu bi- bia bib bii bin biu bna bnb bni bnn bnu bua bub bui bun buu ia- iaa iab iai ian iaq iau iba ibb ibi ibn ibu iia iib iii iin iiu in- ina inb ini inn inq inu iqa iqu iu- iua iub iui n-i naa nab nai nan nau nba nbb nbi nbn nbu nia nib nii nin niq niu nna nnb nni nnn nnu nua nub nui nun nuq nuu qaa qan qau qba qbq qin qiu qnb qni qqq qqu qu- qua qui ua- uaa uab uai uan uaq uau uba ubb ubi ubn ubu uia uib uii uin uiq uiu un- una unb uni unn unq unu uua uun uuu