a-a a-c a-z aaa aac aad aah aau aaz ac- aca acc acd ach acu acz ad- ada adc add adh adu adz aha ahc ahd ahh ahu ahz au- aua auc aud auh auz az- aza azd azu azz c-- caa cac cad cah cau caz cca ccc ccd cch ccu ccz cda cdc cdd cdh cdu cdz ch- cha chc chd chh chu chz cua cuc cud cuh cuu cuz cz- czc czd daa dac dad dah dau daz dca dcc dcd dcu dda ddc ddd ddh ddu ddz dh- dha dhc dhd dhh dhu dua duc dud duh duz dza dzd dzu haa hac had hah hau haz hca hcc hcd hch hda hdc hdd hdh hdu hdz hha hhc hhd hhh hhu hhz hua huc hud huh huu huz hzd ua- uaa uac uad uah uau uaz uca ucc ucd uch ucu uda udc udd udu uha uhc uhd uhh uhu uua uuc uuu uza uzh uzu zaa zac zad zah zaz zha zhc zhu zuc zud zuz zzz