-al -ol a-a a-b a-t aaa aab aak aal aan aao aat aau ab- aba abb abk abl abn abo abt abu aka akb akk akl akn ako aku al- ala alb alk all aln alo alt alu an- ana anb ank anl ann ano ant anu aoa aob aok aol aon aoo aot aou at- ata atb atl atn ato att atu au- aua aub auk aul aun auo aut b-u baa bab bak bal ban bao bat bau bba bbb bbk bbl bbn bbo bbt bbu bka bkb bkk bkl bkn bko bkt bla blb blk bll bln blo blt blu bna bnb bnk bnl bnn bno bnt bnu boa bob bok bol bon boo bot bou bta btb btk btl btn bto btt btu bua bub buk bul bun buo but buu k-t ka- kaa kab kak kal kan kao kat kau kba kbb kbk kbl kbn kbo kbu kkb kkk kkl kkn kkt kku kl- kla klb klo klt klu kn- kna knk knl knn kno knt knu koa kob kok kol kon koo kot kou kta ktb ktk ktl ktn kto ktt ktu kub kuk kul kun kut kuu la- laa lab lak lal lan lao lat lau lba lbb lbk lbl lbo lbt lbu lka lkb lkl lkt lla llb llk lll lln llo llt llu lna lnb lnk lnl lnn lno lnt lnu loa lob lok lol lon loo lot lou lta ltb ltk ltl lto ltt ltu lua lub luk lul lun luo lut luu naa nab nak nal nan nao nat nau nba nbb nbk nbl nbn nbo nbt nbu nka nkk nkn nko nkt nku nla nlb nlk nll nln nlo nlt nlu nna nnb nnk nnl nnn nno nnt nnu no- noa nob nok nol non noo not nou nta ntb ntk ntn nto ntt ntu nua nub nuk nul nun nuo nut nuu oaa oab oak oal oan oao oat oau ob- oba obb obk obl obn obo obt obu oka okb okk okl oko oku ola olb olk oll oln olo olt olu on- ona onb onk onl onn ono ont onu oo- ooa oob ook ool oon ooo oot ot- ota otb otk otl otn oto ott otu ou- oua ouk oul oun ouo out taa tab tak tal tan tao tat tau tba tbb tbk tbl tbn tbo tbt tbu tka tkb tkk tkl tko tkt tla tlk tll tln tlo tlt tlu tna tnb tnk tnl tnn tno tnt to- toa tob tok tol ton too tot tou tta ttb ttk ttl ttn tto ttt ttu tua tub tuk tul tun tuo tut tuu ua- uaa uab uak ual uan uao uat uau uba ubb ubk ubl ubn ubo ubt ubu uka ukb ukk ukl ukn uku ula ulb ulk ull uln ulo ult ulu un- una unb unk unl unn uno unt unu uoa uob uok uol uon uoo uot uta utb utk utl utn uto utt utu uua uun uut uuu