-al -ol -th a-a a-b a-t aaa aab aah aak aal aao aat ab- aba abb abh abk abl abo abt aha ahb ahh ahk ahl aho aht aka akb akh akk akl ako al- ala alb alh alk all alo alt aoa aob aoh aok aol aoo aot at- ata atb ath atl ato att baa bab bah bak bal bao bat bba bbb bbh bbk bbl bbo bbt bha bhb bhh bhk bhl bho bht bka bkb bkk bkl bko bkt bla blb blh blk bll blo blt boa bob boh bok bol boo bot bta btb bth btk btl bto btt haa hab hah hak hal hao hat hba hbb hbh hbk hbl hbo hbt hha hhb hhh hhk hhl hho hht hka hkb hkh hkk hkl hko hkt hla hlb hlh hll hlo hlt hoa hob hoh hok hol hoo hot hta htb hth htk htl hto htt k-t ka- kaa kab kah kak kal kao kat kba kbb kbh kbk kbl kbo kha khh khk kho kkb kkh kkk kkl kkt kl- kla klb klh klo klt koa kob koh kok kol koo kot kta ktb kth ktk ktl kto ktt la- laa lab lah lak lal lao lat lba lbb lbh lbk lbl lbo lbt lha lhb lhh lhk lho lht lka lkb lkh lkl lkt lla llb llk lll llo llt loa lob loh lok lol loo lot lta ltb lth ltk ltl lto ltt oaa oab oah oak oal oao oat ob- oba obb obh obk obl obo obt oha ohh ohl oho oht oka okb okk okl oko ola olb olk oll olo olt oo- ooa oob ooh ook ool ooo oot ot- ota otb oth otk otl oto ott taa tab tah tak tal tao tat tba tbb tbh tbk tbl tbo tbt th- tha thb thh thk thl tho tht tka tkb tkk tkl tko tkt tla tlh tlk tll tlo tlt to- toa tob toh tok tol too tot tta ttb tth ttk ttl tto ttt