-al -er -th a-a a-b a-c a-t aaa aab aac aae aah aak aal aan aar aat aau ab- aba abb abc abe abh abk abl abn abr abt abu ac- aca acb acc ace ach ack acl acn acr act acu aea aeb aec aee aeh aek ael aen aer aet aeu aha ahb ahc ahe ahh ahk ahl ahn ahr aht ahu aka akb akc ake akh akk akl akn akr aku al- ala alb alc ale alh alk all aln alr alt alu an- ana anb anc ane anh ank anl ann anr ant anu ar- ara arb arc are arh ark arl arn arr art aru at- ata atb atc ate ath atl atn atr att atu au- aua aub auc aue auh auk aul aun aur aut b-u baa bab bac bae bah bak bal ban bar bat bau bba bbb bbc bbe bbh bbk bbl bbn bbr bbt bbu bca bcb bcc bce bch bck bcl bcn bcr bct bcu be- bea beb bec bee beh bek bel ben ber bet beu bha bhb bhc bhe bhh bhk bhl bhr bht bhu bka bkb bkc bke bkk bkl bkn bkr bkt bla blb blc ble blh blk bll bln blr blt blu bna bnb bnc bne bnk bnl bnn bnr bnt bnu bra brb bre brh brk brl brn brr brt bru bta btb btc bte bth btk btl btn btr btt btu bua bub buc bue buh buk bul bun bur but buu c-- caa cab cac cae cah cak cal can car cat cau cba cbb cbc cbe cbh cbk cbl cbn cbr cbt cbu cca ccb ccc cce cch cck ccl ccn ccr cct ccu ce- cea ceb cec cee ceh cek cel cen cer cet ceu ch- cha chb chc che chh chk chl chn chr cht chu cka ckb ckc ckh ckt cl- cla clb clc cle clh clk cll cln clr clt clu cn- cna cnb cnc cne cnh cnl cnn cnr cnt cnu cra crb crc cre crh crk crl crn crr crt cru cta ctb ctc cte cth ctk ctl ctn ctr ctt ctu cua cub cuc cue cuh cuk cul cun cur cut cuu eaa eab eac eae eah eak eal ean ear eat eau eba ebb ebc ebe ebh ebk ebl ebn ebr ebt ebu ec- eca ecb ecc ece ech eck ecl ecn ecr ect ecu eea eeb eec eee eek eel een eer eet eha ehb ehc ehe ehh ehl ehn ehr eht ehu eka ekb ekc eke ekh ekl ekr ekt eku ela elb elc ele elh elk ell eln elr elt elu en- ena enb enc ene enh enk enl enn enr ent enu era erb erc ere erh erk erl ern err ert eru eta etb etc ete eth etk etl etn etr ett etu eu- eua eub euc eue eul eun eur eut haa hab hac hae hah hak hal han har hat hau hba hbb hbc hbe hbh hbk hbl hbn hbr hbt hbu hca hcb hcc hce hch hck hcl hcn hcr hct he- hea heb hec hee heh hek hel hen her het heu hha hhb hhc hhe hhh hhk hhl hhn hhr hht hhu hka hkb hkh hkk hkl hkn hkr hkt hku hla hlb hlc hle hlh hll hln hlr hlt hlu hna hnb hnc hne hnh hnk hnl hnn hnt hnu hr- hra hrb hrc hre hrh hrk hrl hrn hrr hrt hru hta htb htc hte hth htk htl htn htr htt hua hub huc hue huh huk hul hun hur hut huu k-t ka- kaa kab kac kae kah kak kal kan kar kat kau kba kbb kbc kbe kbh kbk kbl kbn kbr kbu kca kcb kcc kce kch kck kcl kcn kcr kct kcu ke- kea keb kec kee keh kek kel ken ker ket kha khe khh khk khn khr khu kkb kkc kke kkh kkk kkl kkn kkr kkt kku kl- kla klb klc klh klr klt klu kn- kna knc kne knk knl knn knr knt knu kra krc krk krl krn krr krt kru kta ktb ktc kte kth ktk ktl ktn ktr ktt ktu kub kuc kue kuh kuk kul kun kur kut kuu la- laa lab lac lae lah lak lal lan lar lat lau lba lbb lbc lbe lbh lbk lbl lbr lbt lbu lca lcb lcc lce lch lck lcl lcn lcr lct lcu lea leb lec lee leh lek lel len ler let leu lha lhb lhc lhh lhk lhr lht lhu lka lkb lkh lkl lkr lkt lla llb llc lle llk lll lln llr llt llu lna lnb lnc lne lnh lnk lnl lnn lnr lnt lnu lra lrb lrc lrh lrk lrn lrr lrt lru lta ltb ltc lte lth ltk ltl ltr ltt ltu lua lub luc lue luh luk lul lun lur lut luu naa nab nac nae nah nak nal nan nar nat nau nba nbb nbc nbe nbk nbl nbn nbr nbt nbu nca ncb ncc nce nch nck ncl ncn ncr nct ncu ne- nea neb nec nee neh nek nel nen ner net neu nha nhb nhc nhe nhh nhk nhl nhn nhr nht nhu nka nkc nke nkk nkn nkr nkt nku nla nlb nlc nle nlh nlk nll nln nlr nlt nlu nna nnb nnc nne nnh nnk nnl nnn nnt nnu nra nrb nrc nre nrk nrl nrn nrr nrt nru nta ntb ntc nte nth ntk ntn ntr ntt ntu nua nub nuc nue nuh nuk nul nun nur nut nuu ra- raa rab rac rae rah rak ral ran rar rat rau rba rbb rbc rbe rbh rbk rbl rbn rbr rbt rbu rca rcb rcc rce rch rcl rcn rcr rct rcu re- rea reb rec ree reh rek rel ren rer ret reu rh- rha rhb rhc rhe rhh rhl rhn rhr rht rhu rkb rkc rke rkk rkt rku rla rlc rle