-al -ol -th a-a a-b a-t aaa aab aah aal aao aat aau ab- aba abb abh abl abo abt abu aha ahb ahh ahl aho aht ahu al- ala alb alh all alo alt alu aoa aob aoh aol aoo aot aou at- ata atb ath atl ato att atu au- aua aub auh aul auo aut b-u baa bab bah bal bao bat bau bba bbb bbh bbl bbo bbt bbu bha bhb bhh bhl bho bht bhu bla blb blh bll blo blt blu boa bob boh bol boo bot bou bta btb bth btl bto btt btu bua bub buh bul buo but buu haa hab hah hal hao hat hau hba hbb hbh hbl hbo hbt hbu hha hhb hhh hhl hho hht hhu hla hlb hlh hll hlo hlt hlu hoa hob hoh hol hoo hot hou hta htb hth htl hto htt hua hub huh hul huo hut huu la- laa lab lah lal lao lat lau lba lbb lbh lbl lbo lbt lbu lha lhb lhh lho lht lhu lla llb lll llo llt llu loa lob loh lol loo lot lou lta ltb lth ltl lto ltt ltu lua lub luh lul luo lut luu oaa oab oah oal oao oat oau ob- oba obb obh obl obo obt obu oha ohh ohl oho oht ohu ola olb oll olo olt olu oo- ooa oob ooh ool ooo oot ot- ota otb oth otl oto ott otu ou- oua ouh oul ouo out taa tab tah tal tao tat tau tba tbb tbh tbl tbo tbt tbu th- tha thb thh thl tho tht thu tla tlh tll tlo tlt tlu to- toa tob toh tol too tot tou tta ttb tth ttl tto ttt ttu tua tub tuh tul tuo tut tuu ua- uaa uab uah ual uao uat uau uba ubb ubh ubl ubo ubt ubu uha uhb uhh uhl uho uht uhu ula ulb ull ulo ult ulu uoa uob uol uoo uot uta utb uth utl uto utt utu uua uut uuu