-al -er -th a-a a-b a-c a-t aaa aab aac aae aah aak aal aar aat aau ab- aba abb abc abe abh abk abl abr abt abu ac- aca acb acc ace ach ack acl acr act acu aea aeb aec aee aeh aek ael aer aet aeu aha ahb ahc ahe ahh ahk ahl ahr aht ahu aka akb akc ake akh akk akl akr aku al- ala alb alc ale alh alk all alr alt alu ar- ara arb arc are arh ark arl arr art aru at- ata atb atc ate ath atl atr att atu au- aua aub auc aue auh auk aul aur aut b-u baa bab bac bae bah bak bal bar bat bau bba bbb bbc bbe bbh bbk bbl bbr bbt bbu bca bcb bcc bce bch bck bcl bcr bct bcu be- bea beb bec bee beh bek bel ber bet beu bha bhb bhc bhe bhh bhk bhl bhr bht bhu bka bkb bkc bke bkk bkl bkr bkt bla blb blc ble blh blk bll blr blt blu bra brb bre brh brk brl brr brt bru bta btb btc bte bth btk btl btr btt btu bua bub buc bue buh buk bul bur but buu c-- caa cab cac cae cah cak cal car cat cau cba cbb cbc cbe cbh cbk cbl cbr cbt cbu cca ccb ccc cce cch cck ccl ccr cct ccu ce- cea ceb cec cee ceh cek cel cer cet ceu ch- cha chb chc che chh chk chl chr cht chu cka ckb ckc ckh ckt cl- cla clb clc cle clh clk cll clr clt clu cra crb crc cre crh crk crl crr crt cru cta ctb ctc cte cth ctk ctl ctr ctt ctu cua cub cuc cue cuh cuk cul cur cut cuu eaa eab eac eae eah eak eal ear eat eau eba ebb ebc ebe ebh ebk ebl ebr ebt ebu ec- eca ecb ecc ece ech eck ecl ecr ect ecu eea eeb eec eee eek eel eer eet eha ehb ehc ehe ehh ehl ehr eht ehu eka ekb ekc eke ekh ekl ekr ekt eku ela elb elc ele elh elk ell elr elt elu era erb erc ere erh erk erl err ert eru eta etb etc ete eth etk etl etr ett etu eu- eua eub euc eue eul eur eut haa hab hac hae hah hak hal har hat hau hba hbb hbc hbe hbh hbk hbl hbr hbt hbu hca hcb hcc hce hch hck hcl hcr hct he- hea heb hec hee heh hek hel her het heu hha hhb hhc hhe hhh hhk hhl hhr hht hhu hka hkb hkh hkk hkl hkr hkt hku hla hlb hlc hle hlh hll hlr hlt hlu hr- hra hrb hrc hre hrh hrk hrl hrr hrt hru hta htb htc hte hth htk htl htr htt hua hub huc hue huh huk hul hur hut huu k-t ka- kaa kab kac kae kah kak kal kar kat kau kba kbb kbc kbe kbh kbk kbl kbr kbu kca kcb kcc kce kch kck kcl kcr kct kcu ke- kea keb kec kee keh kek kel ker ket kha khe khh khk khr khu kkb kkc kke kkh kkk kkl kkr kkt kku kl- kla klb klc klh klr klt klu kra krc krk krl krr krt kru kta ktb ktc kte kth ktk ktl ktr ktt ktu kub kuc kue kuh kuk kul kur kut kuu la- laa lab lac lae lah lak lal lar lat lau lba lbb lbc lbe lbh lbk lbl lbr lbt lbu lca lcb lcc lce lch lck lcl lcr lct lcu lea leb lec lee leh lek lel ler let leu lha lhb lhc lhh lhk lhr lht lhu lka lkb lkh lkl lkr lkt lla llb llc lle llk lll llr llt llu lra lrb lrc lrh lrk lrr lrt lru lta ltb ltc lte lth ltk ltl ltr ltt ltu lua lub luc lue luh luk lul lur lut luu ra- raa rab rac rae rah rak ral rar rat rau rba rbb rbc rbe rbh rbk rbl rbr rbt rbu rca rcb rcc rce rch rcl rcr rct rcu re- rea reb rec ree reh rek rel rer ret reu rh- rha rhb rhc rhe rhh rhl rhr rht rhu rkb rkc rke rkk rkt rku rla rlc rle rlh rll rlr rlt rlu rra rrb rrc rrh rrk rrl rrr rrt rru rta rtb rtc rte rtk rtl rtr rtt rtu rua rub ruc rue ruh ruk rur rut ruu taa tab tac tae tah tak tal tar tat tau tba tbb tbc tbe tbh tbk tbl tbr tbt tbu tca tcb tcc tce tch tck tcl tcr tct tcu te- tea teb tec tee teh tek tel ter tet teu th- tha thb thc the thh thk thl thr tht thu tka tkb tkc tke tkk tkl tkr tkt tla tlc tle tlh tlk tll tlr tlt tlu tra trb trc tre trh trk trl trr trt tru tta ttb ttc tte tth ttk ttl ttr ttt ttu tua tub tuc tue tuh tuk tul tur tut tuu ua- uaa uab uac uae uah uak ual uar uat uau uba ubb ubc ube ubh ubk ubl ubr ubt ubu uca ucb ucc uce uch uck ucl ucr uct ucu uea ueb uec uee ueh uel uer uet uha uhb uhc uhe uhh uhl uhr uht uhu uka ukb ukc uke ukk ukl ukr uku ula ulb ulc ule ulk ull ulr ult ulu ur- ura urb urc ure urk url urr urt uru uta utb utc ute uth utk utl utr utt utu uua uuc uue uur uut uuu

a-ak a-be a-ha aaaa aaab aaac aaae aaah aaal aaar aaba aabb aabc aabh aabl aabt aaca aacb aacc aace aach aack aacl aacr aact aacu aaea aaec aaha aahk aahl aaka aake aaku aala aalc