-al -ol -th a-a a-b a-t aaa aab aaf aah aal aan aao aat aau ab- aba abb abf abh abl abn abo abt abu af- afa afb aff afh afl afn afo aft afu aha ahb ahf ahh ahl ahn aho aht ahu al- ala alb alf alh all aln alo alt alu an- ana anb anf anh anl ann ano ant anu aoa aob aof aoh aol aon aoo aot aou at- ata atb atf ath atl atn ato att atu au- aua aub auf auh aul aun auo aut b-u baa bab baf bah bal ban bao bat bau bba bbb bbf bbh bbl bbn bbo bbt bbu bfa bfb bff bfh bfl bfn bfo bft bfu bha bhb bhf bhh bhl bho bht bhu bla blb blf blh bll bln blo blt blu bna bnb bnf bnl bnn bno bnt bnu boa bob bof boh bol bon boo bot bou bta btb btf bth btl btn bto btt btu bua bub buf buh bul bun buo but buu faa fab faf fah fal fan fao fat fau fba fbb fbf fbh fbl fbn fbo fbt fbu ffa fff ffh ffl ffn ffo fft ffu fha fhb fhf fhh fhl fhn fho fla flb flf fll fln flo flt flu fna fnb fnf fnh fnl fnn fnt fnu foa fob fof foh fol fon foo fot fou fta ftb ftf fth ftl ftn fto ftt ftu fua fub fuf ful fun fuo fut fuu haa hab haf hah hal han hao hat hau hba hbb hbf hbh hbl hbn hbo hbt hbu hfa hfb hff hfh hfl hfn hfo hft hfu hha hhb hhf hhh hhl hhn hho hht hhu hla hlb hlf hlh hll hln hlo hlt hlu hna hnb hnf hnh hnl hnn hno hnt hnu hoa hob hof hoh hol hon hoo hot hou hta htb htf hth htl htn hto htt hua hub huf huh hul hun huo hut huu la- laa lab laf lah lal lan lao lat lau lba lbb lbf lbh lbl lbo lbt lbu lfa lfb lff lfh lfl lfn lfo lft lfu lha lhb lhf lhh lho lht lhu lla llb llf lll lln llo llt llu lna lnb lnh lnl lnn lno lnt lnu loa lob lof loh lol lon loo lot lou lta ltb ltf lth ltl lto ltt ltu lua lub luf luh lul lun luo lut luu naa nab naf nah nal nan nao nat nau nba nbb nbf nbl nbn nbo nbt nbu nfa nfb nff nfl nfn nfo nft nfu nha nhb nhf nhh nhl nhn nht nhu nla nlb nlf nlh nll nln nlo nlt nlu nna nnb nnf nnh nnl nnn nno nnt nnu no- noa nob nof noh nol non noo not nou nta ntb ntf nth ntn nto ntt ntu nua nub nuh nul nun nuo nut nuu oaa oab oaf oah oal oan oao oat oau ob- oba obb obf obh obl obn obo obt obu of- ofa ofb off ofl ofn ofo oft ofu oha ohf ohh ohl ohn oho oht ohu ola olb olf oll oln olo olt olu on- ona onb onf onh onl onn ono ont onu oo- ooa oob oof ooh ool oon ooo oot ot- ota otb otf oth otl otn oto ott otu ou- oua ouf ouh oul oun ouo out taa tab taf tah tal tan tao tat tau tba tbb tbf tbh tbl tbn tbo tbt tbu tfa tfb tff tfh tfl tfn tfo tft tfu th- tha thb thf thh thl thn tho tht thu tla tlf tlh tll tln tlo tlt tlu tna tnb tnf tnh tnl tnn tno tnt to- toa tob tof toh tol ton too tot tou tta ttb ttf tth ttl ttn tto ttt ttu tua tub tuf tuh tul tun tuo tut tuu ua- uaa uab uaf uah ual uan uao uat uau uba ubb ubf ubh ubl ubn ubo ubt ubu ufa uff ufh ufl ufn ufo uft ufu uha uhb uhf uhh uhl uho uht uhu ula ulb ulf ull uln ulo ult ulu un- una unb unf unh unl unn uno unt unu uoa uob uol uon uoo uot uta utb utf uth utl utn uto utt utu uua uun uut uuu