-al -er a-a a-b a-i a-t aaa aab aae aai aak aal aan aar aat aau ab- aba abb abe abi abk abl abn abr abt abu aea aeb aee aei aek ael aen aer aet aeu ai- aia aib aie aii aik ail ain air ait aiu aka akb ake aki akk akl akn akr aku al- ala alb ale ali alk all aln alr alt alu an- ana anb ane ani ank anl ann anr ant anu ar- ara arb are ari ark arl arn arr art aru at- ata atb ate ati atl atn atr att atu au- aua aub aue aui auk aul aun aur aut b-u baa bab bae bai bak bal ban bar bat bau bba bbb bbe bbi bbk bbl bbn bbr bbt bbu be- bea beb bee bei bek bel ben ber bet beu bi- bia bib bie bii bik bil bin bir bit biu bka bkb bke bkk bkl bkn bkr bkt bla blb ble bli blk bll bln blr blt blu bna bnb bne bni bnk bnl bnn bnr bnt bnu bra brb bre bri brk brl brn brr brt bru bta btb bte bti btk btl btn btr btt btu bua bub bue bui buk bul bun bur but buu eaa eab eae eai eak eal ean ear eat eau eba ebb ebe ebi ebk ebl ebn ebr ebt ebu eea eeb eee eek eel een eer eet eia eib eie eii eik eil ein eir eit eiu eka ekb eke eki ekl ekr ekt eku ela elb ele eli elk ell eln elr elt elu en- ena enb ene eni enk enl enn enr ent enu era erb ere eri erk erl ern err ert eru eta etb ete eti etk etl etn etr ett etu eu- eua eub eue eui eul eun eur eut ia- iaa iab iae iai ial ian iar iat iau iba ibb ibe ibi ibk ibl ibn ibr ibt ibu ie- iea iee iei iek iel ien ier iet iia iib iie iii iil iin iir iit iiu ika ikb ike iki ikk ikl ikr ikt iku il- ila ilb ile ili ilk ill iln ilr ilt ilu in- ina inb ine ini ink inl inn inr int inu ir- ira irb ire iri irk irl irn irr irt iru ita itb ite iti itk itl itn itt itu iu- iua iub iue iui iur iut k-t ka- kaa kab kae kai kak kal kan kar kat kau kba kbb kbe kbi kbk kbl kbn kbr kbu ke- kea keb kee kei kek kel ken ker ket kia kib kie kii kik kil kin kir kit kiu kkb kke kki kkk kkl kkn kkr kkt kku kl- kla klb kli klr klt klu kn- kna kne kni knk knl knn knr knt knu kra kri krk krl krn krr krt kru kta ktb kte ktk ktl ktn ktr ktt ktu kub kue kui kuk kul kun kur kut kuu la- laa lab lae lai lak lal lan lar lat lau lba lbb lbe lbi lbk lbl lbr lbt lbu lea leb lee lei lek lel len ler let leu lia lib lie lii lik lil lin lir lit liu lka lkb lkl lkr lkt lla llb lle lli llk lll lln llr llt llu lna lnb lne lni lnk lnl lnn lnr lnt lnu lra lrb lri lrk lrn lrr lrt lru lta ltb lte lti ltk ltl ltr ltt ltu lua lub lue lui luk lul lun lur lut luu n-i naa nab nae nai nak nal nan nar nat nau nba nbb nbe nbi nbk nbl nbn nbr nbt nbu ne- nea neb nee nei nek nel nen ner net neu nia nib nie nii nik nil nin nir nit niu nka nke nki nkk nkn nkr nkt nku nla nlb nle nli nlk nll nln nlr nlt nlu nna nnb nne nni nnk nnl nnn nnt nnu nra nrb nre nri nrk nrl nrn nrr nrt nru nta ntb nte nti ntk ntn ntr ntt ntu nua nub nue nui nuk nul nun nur nut nuu ra- raa rab rae rai rak ral ran rar rat rau rba rbb rbe rbi rbk rbl rbn rbr rbt rbu re- rea reb ree rei rek rel ren rer ret reu ria rib rie rii rik ril rin rir rit rkb rke rkk rkt rku rla rle rli rll rln rlr rlt rlu rna rnb rni rnn rnr rnt rnu rra rrb rri rrk rrl rrn rrr rrt rru rta rtb rte rti rtk rtl rtn rtr rtt rtu rua rub rue rui ruk run rur rut ruu taa tab tae tai tak tal tan tar tat tau tba tbb tbe tbi tbk tbl tbn tbr tbt tbu te- tea teb tee tei tek tel ten ter tet teu tia tib tie tii tik til tin tir tit tiu tka tkb tke tkk tkl tkr tkt tla tle tli tlk tll tln tlr tlt tlu tna tnb tne tni tnk tnl tnn tnr tnt tra trb tre tri trk trl trn trr trt tru tta ttb tte tti ttk ttl ttn ttr ttt ttu tua tub tue tui tuk tul tun tur tut tuu ua- uaa uab uae uai uak ual uan uar uat uau uba ubb ube ubi ubk ubl ubn ubr ubt ubu uea ueb uee uei uel uen uer uet uia uib uie uii uil uin uir uit uiu uka ukb uke uki ukk ukl ukn ukr uku ula ulb ule uli ulk ull uln ulr ult ulu un- una unb une uni unk unl unn unr unt unu ur- ura urb ure uri urk url urn urr urt uru uta utb ute uti utk utl utn utr utt utu uua uue uun uur uut uuu