-al -ol -th a-a a-b a-c a-t aaa aab aac aae aah aak aal aao aap aas aat ab- aba abb abc abe abh abk abl abo abp abs abt ac- aca acb acc ace ach ack acl aco acp acs act aea aeb aec aee aeh aek ael aeo aep aes aet aha ahb ahc ahe ahh ahk ahl aho ahp ahs aht aka akb akc ake akh akk akl ako akp aks al- ala alb alc ale alh alk all alo alp als alt aoa aob aoc aoe aoh aok aol aoo aop aos aot ap- apa apb apc ape aph apk apl apo app aps apt as- asa asb asc ase ash ask asl aso asp ass ast at- ata atb atc ate ath atl ato atp ats att b-p baa bab bac bae bah bak bal bao bap bas bat bba bbb bbc bbe bbh bbk bbl bbo bbp bbs bbt bca bcb bcc bce bch bck bcl bco bcp bcs bct be- bea beb bec bee beh bek bel beo bep bes bet bha bhb bhc bhe bhh bhk bhl bho bhp bhs bht bka bkb bkc bke bkk bkl bko bkp bks bkt bla blb blc ble blh blk bll blo blp bls blt boa bob boc boe boh bok bol boo bop bos bot bpa bpb bpc bpe bph bpl bpo bpp bps bpt bsa bsb bsc bse bsh bsk bsl bso bsp bss bst bta btb btc bte bth btk btl bto btp bts btt c-- caa cab cac cae cah cak cal cao cap cas cat cba cbb cbc cbe cbh cbk cbl cbo cbp cbs cbt cca ccb ccc cce cch cck ccl cco ccp ccs cct ce- cea ceb cec cee ceh cek cel ceo cep ces cet ch- cha chb chc che chh chk chl cho chp chs cht cka ckb ckc ckh cko cks ckt cl- cla clb clc cle clh clk cll clo clp cls clt co- coa cob coc coe coh cok col coo cop cos cot cpa cpb cpc cpe cph cpk cpl cpo cpp cps cpt csa csb csc cse csh csk csl cso csp css cst cta ctb ctc cte cth ctk ctl cto ctp cts ctt eaa eab eac eae eah eak eal eao eap eas eat eba ebb ebc ebe ebh ebk ebl ebo ebp ebs ebt ec- eca ecb ecc ece ech eck ecl eco ecs ect eea eeb eec eee eek eel eeo eep ees eet eha ehb ehc ehe ehh ehl eho ehp ehs eht eka ekb ekc eke ekh ekl eko ekp eks ekt ela elb elc ele elh elk ell elo elp els elt eo- eoa eob eoc eoe eoh eok eol eoo eop eos eot ep- epa epb epc epe eph epl epo epp eps ept es- esa esb esc ese esh esk esl eso esp ess est eta etb etc ete eth etk etl eto etp ets ett haa hab hac hae hah hak hal hao hap has hat hba hbb hbc hbe hbh hbk hbl hbo hbp hbs hbt hca hcb hcc hce hch hck hcl hco hcp hcs hct he- hea heb hec hee heh hek hel heo hep hes het hha hhb hhc hhe hhh hhk hhl hho hhp hhs hht hka hkb hkh hkk hkl hko hkp hks hkt hla hlb hlc hle hlh hll hlo hlp hls hlt hoa hob hoc hoe hoh hok hol hoo hop hos hot hpa hpb hpc hpe hph hpk hpl hpo hpp hps hpt hsa hsb hsc hse hsh hsk hsl hsp hss hst hta htb htc hte hth htk htl hto htp hts htt k-t ka- kaa kab kac kae kah kak kal kao kap kas kat kba kbb kbc kbe kbh kbk kbl kbo kbp kbs kca kcb kcc kce kch kck kcl kcp kcs kct ke- kea keb kec kee keh kek kel keo kep kes ket kha khe khh khk kho khs kkb kkc kke kkh kkk kkl kkp kks kkt kl- kla klb klc klh klo kls klt koa kob koc koe koh kok kol koo kop kos kot kpa kpc kpe kph kpk kpl kpo kpp kps kpt ksa ksb ksc kse ksh ksk ksl kso ksp kss kst kta ktb ktc kte kth ktk ktl kto ktp kts ktt l-p la- laa lab lac lae lah lak lal lao lap las lat lba lbb lbc lbe lbh lbk lbl lbo lbp lbs lbt lca lcb lcc lce lch lck lcl lco lcp lcs lct lea leb lec lee leh lek lel leo lep les let lha lhb lhc lhh lhk lho lhp lhs lht lka lkb lkh lkl lkp lks lkt lla llb llc lle llk lll llo llp lls llt loa lob loc loe loh lok lol loo lop los lot lpa lpb lpc lpe lph lpk lpl lpo lpp lps lpt lsa lsb lsc lse lsh lsk lsl lso lsp lss lst lta ltb ltc lte lth ltk ltl lto ltp lts ltt oaa oab oac oae oah oak oal oao oap oas oat ob- oba obb obc obe obh obk obl obo obp obs obt oc- oca ocb occ och ock ocl oco ocp ocs oct oea oeb oec oee oeh oel oeo oep oes oet oha ohc ohe ohh ohl oho ohp ohs oht oka okb okc oke okk okl oko okp oks ola olb olc ole olk oll olo olp ols olt oo- ooa oob ooc ooh ook ool ooo oop oos oot op- opa opb opc ope oph opk opl opo opp ops opt os- osa osb osc ose osh osk osl oso osp oss ost ot- ota otb otc ote oth otk otl oto otp ots ott p-p paa pab pac pae pah pak pal pao pap pas pat pba pbb pbc pbe pbk pbl pbo pbp pbs pbt pca pcb pcc pce pch pck pcl pco pcp pcs pct pea peb pec pee peh pek pel peo