-al -er -ol -th a-a a-b a-c a-t aaa aab aac aae aah aal aao aap aar aas aat ab- aba abb abc abe abh abl abo abp abr abs abt ac- aca acb acc ace ach acl aco acp acr acs act aea aeb aec aee aeh ael aeo aep aer aes aet aha ahb ahc ahe ahh ahl aho ahp ahr ahs aht al- ala alb alc ale alh all alo alp alr als alt aoa aob aoc aoe aoh aol aoo aop aor aos aot ap- apa apb apc ape aph apl apo app apr aps apt ar- ara arb arc are arh arl aro arp arr ars art as- asa asb asc ase ash asl aso asp asr ass ast at- ata atb atc ate ath atl ato atp atr ats att b-p baa bab bac bae bah bal bao bap bar bas bat bba bbb bbc bbe bbh bbl bbo bbp bbr bbs bbt bca bcb bcc bce bch bcl bco bcp bcr bcs bct be- bea beb bec bee beh bel beo bep ber bes bet bha bhb bhc bhe bhh bhl bho bhp bhr bhs bht bla blb blc ble blh bll blo blp blr bls blt boa bob boc boe boh bol boo bop bor bos bot bpa bpb bpc bpe bph bpl bpo bpp bpr bps bpt bra brb bre brh brl bro brp brr brs brt bsa bsb bsc bse bsh bsl bso bsp bsr bss bst bta btb btc bte bth btl bto btp btr bts btt c-- caa cab cac cae cah cal cao cap car cas cat cba cbb cbc cbe cbh cbl cbo cbp cbr cbs cbt cca ccb ccc cce cch ccl cco ccp ccr ccs cct ce- cea ceb cec cee ceh cel ceo cep cer ces cet ch- cha chb chc che chh chl cho chp chr chs cht cl- cla clb clc cle clh cll clo clp clr cls clt co- coa cob coc coe coh col coo cop cor cos cot cpa cpb cpc cpe cph cpl cpo cpp cpr cps cpt cra crb crc cre crh crl cro crp crr crs crt csa csb csc cse csh csl cso csp csr css cst cta ctb ctc cte cth ctl cto ctp ctr cts ctt eaa eab eac eae eah eal eao eap ear eas eat eba ebb ebc ebe ebh ebl ebo ebp ebr ebs ebt ec- eca ecb ecc ece ech ecl eco ecr ecs ect eea eeb eec eee eel eeo eep eer ees eet eha ehb ehc ehe ehh ehl eho ehp ehr ehs eht ela elb elc ele elh ell elo elp elr els elt eo- eoa eob eoc eoe eoh eol eoo eop eor eos eot ep- epa epb epc epe eph epl epo epp epr eps ept era erb erc ere erh erl ero erp err ers ert es- esa esb esc ese esh esl eso esp esr ess est eta etb etc ete eth etl eto etp etr ets ett haa hab hac hae hah hal hao hap har has hat hba hbb hbc hbe hbh hbl hbo hbp hbr hbs hbt hca hcb hcc hce hch hcl hco hcp hcr hcs hct he- hea heb hec hee heh hel heo hep her hes het hha hhb hhc hhe hhh hhl hho hhp hhr hhs hht hla hlb hlc hle hlh hll hlo hlp hlr hls hlt hoa hob hoc hoe hoh hol hoo hop hor hos hot hpa hpb hpc hpe hph hpl hpo hpp hpr hps hpt hr- hra hrb hrc hre hrh hrl hro hrp hrr hrs hrt hsa hsb hsc hse hsh hsl hsp hsr hss hst hta htb htc hte hth htl hto htp htr hts htt l-p la- laa lab lac lae lah lal lao lap lar las lat lba lbb lbc lbe lbh lbl lbo lbp lbr lbs lbt lca lcb lcc lce lch lcl lco lcp lcr lcs lct lea leb lec lee leh lel leo lep ler les let lha lhb lhc lhh lho lhp lhr lhs lht lla llb llc lle lll llo llp llr lls llt loa lob loc loe loh lol loo lop lor los lot lpa lpb lpc lpe lph lpl lpo lpp lpr lps lpt lra lrb lrc lrh lro lrp lrr lrs lrt lsa lsb lsc lse lsh lsl lso lsp lsr lss lst lta ltb ltc lte lth ltl lto ltp ltr lts ltt oaa oab oac oae oah oal oao oap oar oas oat ob- oba obb obc obe obh obl obo obp obr obs obt oc- oca ocb occ och ocl oco ocp ocr ocs oct oea oeb oec oee oeh oel oeo oep oer oes oet oha ohc ohe ohh ohl oho ohp ohr ohs oht ola olb olc ole oll olo olp ols olt oo- ooa oob ooc ooh ool ooo oop oor oos oot op- opa opb opc ope oph opl opo opp opr ops opt or- ora orb orc ore orh orl oro orp orr ors ort os- osa osb osc ose osh osl oso osp osr oss ost ot- ota otb otc ote oth otl oto otp otr ots ott p-p paa pab pac pae pah pal pao pap par pas pat pba pbb pbc pbe pbl pbo pbp pbr pbs pbt pca pcb pcc pce pch pcl pco pcp pcr pcs pct pea peb pec pee peh pel peo pep per pes pet pha phb phc phe phl pho php phr phs pht pla plb plc ple plh pll plo plp plr pls plt poa pob poc poe poh pol poo pop por pos pot ppa ppb ppc ppe pph ppl ppo ppp ppr pps ppt pra prb prc pre prh prl pro prp prr prs prt ps- psa psb psc pse psh psl pso psp psr pss pst pt- pta ptb ptc pte pth ptl pto ptp ptr pts ptt ra- raa rab rac rae rah ral rao