a-a a-b a-i aaa aab aai aan aas aau aay ab- aba abb abi abn abs abu aby ai- aia aib aii ain ais aiu aiy an- ana anb ani ann ans anu any as- asa asb asi asn ass asu asy au- aua aub aui aun aus ay- aya ayi ayn ays ayu b-u baa bab bai ban bas bau bay bba bbb bbi bbn bbs bbu bby bi- bia bib bii bin bis biu biy bna bnb bni bnn bns bnu bsa bsb bsi bsn bss bsu bsy bua bub bui bun bus buu buy by- bya byi byn bys byu ia- iaa iab iai ian ias iau iba ibb ibi ibn ibs ibu iby iia iib iii iin iis iiu in- ina inb ini inn ins inu iny is- isa isb isi isn iss isu isy iu- iua iub iui ius iya iys iyy n-i naa nab nai nan nas nau nay nba nbb nbi nbn nbs nbu nia nib nii nin nis niu nna nnb nni nnn nns nnu nsa nsb nsi nsn nss nsu nsy nua nub nui nun nus nuu nuy nya nyn nys nyu nyy saa sab sai san sas sau say sba sbb sbi sbn sbs sbu sby sia sib sii sin sis siu sna snb sni snn sns snu sny ss- ssa ssb ssi ssn sss ssu sua sub sui sun sus suu suy sy- sya syb syi syn sys syu ua- uaa uab uai uan uas uau uay uba ubb ubi ubn ubs ubu uby uia uib uii uin uis uiu un- una unb uni unn uns unu uny usa usb usi usn uss usu uua uun uus uuu uyi uys uyu yaa yab yai yan yas yau yay ybi ybs yby yii yin yis yna ynn yns ynu yny ysa ysb ysi yss ysu ysy yua yui yun yus yuu yuy yyb yys yyu yyy