-al -er -ol a-a a-b a-i a-t aaa aab aae aai aak aal aao aap aar aas aat ab- aba abb abe abi abk abl abo abp abr abs abt aea aeb aee aei aek ael aeo aep aer aes aet ai- aia aib aie aii aik ail aio aip air ais ait aka akb ake aki akk akl ako akp akr aks al- ala alb ale ali alk all alo alp alr als alt aoa aob aoe aoi aok aol aoo aop aor aos aot ap- apa apb ape api apk apl apo app apr aps apt ar- ara arb are ari ark arl aro arp arr ars art as- asa asb ase asi ask asl aso asp asr ass ast at- ata atb ate ati atl ato atp atr ats att b-p baa bab bae bai bak bal bao bap bar bas bat bba bbb bbe bbi bbk bbl bbo bbp bbr bbs bbt be- bea beb bee bei bek bel beo bep ber bes bet bi- bia bib bie bii bik bil bio bip bir bis bit bka bkb bke bkk bkl bko bkp bkr bks bkt bla blb ble bli blk bll blo blp blr bls blt boa bob boe boi bok bol boo bop bor bos bot bpa bpb bpe bpi bpl bpo bpp bpr bps bpt bra brb bre bri brk brl bro brp brr brs brt bsa bsb bse bsi bsk bsl bso bsp bsr bss bst bta btb bte bti btk btl bto btp btr bts btt eaa eab eae eai eak eal eao eap ear eas eat eba ebb ebe ebi ebk ebl ebo ebp ebr ebs ebt eea eeb eee eek eel eeo eep eer ees eet eia eib eie eii eik eil eio eip eir eis eit eka ekb eke eki ekl eko ekp ekr eks ekt ela elb ele eli elk ell elo elp elr els elt eo- eoa eob eoe eoi eok eol eoo eop eor eos eot ep- epa epb epe epi epl epo epp epr eps ept era erb ere eri erk erl ero erp err ers ert es- esa esb ese esi esk esl eso esp esr ess est eta etb ete eti etk etl eto etp etr ets ett ia- iaa iab iae iai ial iao iap iar ias iat iba ibb ibe ibi ibk ibl ibo ibp ibr ibs ibt ie- iea iee iei iek iel iep ier ies iet iia iib iie iii iil iio iip iir iis iit ika ikb ike iki ikk ikl iko ikr iks ikt il- ila ilb ile ili ilk ill ilo ilp ilr ils ilt io- ioa iob ioe ioi iol ioo iop ior ios iot ipa ipb ipe ipi ipl ipo ipp ipr ips ipt ir- ira irb ire iri irk irl iro irp irr irs irt is- isa isb ise isi isk isl iso isp isr iss ist ita itb ite iti itk itl ito itp its itt k-t ka- kaa kab kae kai kak kal kao kap kar kas kat kba kbb kbe kbi kbk kbl kbo kbp kbr kbs ke- kea keb kee kei kek kel keo kep ker kes ket kia kib kie kii kik kil kio kip kir kis kit kkb kke kki kkk kkl kkp kkr kks kkt kl- kla klb kli klo klr kls klt koa kob koe koi kok kol koo kop kor kos kot kpa kpe kpi kpk kpl kpo kpp kpr kps kpt kra kri krk krl kro krp krr krs krt ksa ksb kse ksi ksk ksl kso ksp ksr kss kst kta ktb kte ktk ktl kto ktp ktr kts ktt l-p la- laa lab lae lai lak lal lao lap lar las lat lba lbb lbe lbi lbk lbl lbo lbp lbr lbs lbt lea leb lee lei lek lel leo lep ler les let lia lib lie lii lik lil lio lip lir lis lit lka lkb lkl lkp lkr lks lkt lla llb lle lli llk lll llo llp llr lls llt loa lob loe loi lok lol loo lop lor los lot lpa lpb lpe lpi lpk lpl lpo lpp lpr lps lpt lra lrb lri lrk lro lrp lrr lrs lrt lsa lsb lse lsi lsk lsl lso lsp lsr lss lst lta ltb lte lti ltk ltl lto ltp ltr lts ltt o-i oaa oab oae oai oak oal oao oap oar oas oat ob- oba obb obe obi obk obl obo obp obr obs obt oea oeb oee oei oel oeo oep oer oes oet oia oib oie oii oik oil oio oip oir ois oit oka okb oke oki okk okl oko okp okr oks ola olb ole oli olk oll olo olp ols olt oo- ooa oob ooi ook ool ooo oop oor oos oot op- opa opb ope opi opk opl opo opp opr ops opt or- ora orb ore ori ork orl oro orp orr ors ort os- osa osb ose osi osk osl oso osp osr oss ost ot- ota otb ote oti otk otl oto otp otr ots ott p-p paa pab pae pai pak pal pao pap par pas pat pba pbb pbe pbi pbk pbl pbo pbp pbr pbs pbt pea peb pee pei pek pel peo pep per pes pet pia pib pie pii pik pil pio pip pir pis pit pka pkb pke pki pkl pko pkp pkr pks pkt pla plb ple pli plk pll plo plp plr pls plt poa pob poe poi pok pol poo pop por pos pot ppa ppb ppe ppi ppk ppl ppo ppp ppr pps ppt pra prb pre pri prk prl pro prp prr prs prt ps- psa psb pse psi psk psl pso psp psr pss pst pt- pta ptb pte pti ptk ptl pto ptp ptr pts ptt ra- raa rab rae rai rak ral rao rap rar ras rat rba rbb rbe rbi rbk rbl rbo rbp rbr rbs rbt re- rea reb ree