-al -th a-a a-b a-c a-t aaa aab aac aae aah aak aal aas aat ab- aba abb abc abe abh abk abl abs abt ac- aca acb acc ace ach ack acl acs act aea aeb aec aee aeh aek ael aes aet aha ahb ahc ahe ahh ahk ahl ahs aht aka akb akc ake akh akk akl aks al- ala alb alc ale alh alk all als alt as- asa asb asc ase ash ask asl ass ast at- ata atb atc ate ath atl ats att baa bab bac bae bah bak bal bas bat bba bbb bbc bbe bbh bbk bbl bbs bbt bca bcb bcc bce bch bck bcl bcs bct be- bea beb bec bee beh bek bel bes bet bha bhb bhc bhe bhh bhk bhl bhs bht bka bkb bkc bke bkk bkl bks bkt bla blb blc ble blh blk bll bls blt bsa bsb bsc bse bsh bsk bsl bss bst bta btb btc bte bth btk btl bts btt c-- caa cab cac cae cah cak cal cas cat cba cbb cbc cbe cbh cbk cbl cbs cbt cca ccb ccc cce cch cck ccl ccs cct ce- cea ceb cec cee ceh cek cel ces cet ch- cha chb chc che chh chk chl chs cht cka ckb ckc ckh cks ckt cl- cla clb clc cle clh clk cll cls clt csa csb csc cse csh csk csl css cst cta ctb ctc cte cth ctk ctl cts ctt eaa eab eac eae eah eak eal eas eat eba ebb ebc ebe ebh ebk ebl ebs ebt ec- eca ecb ecc ece ech eck ecl ecs ect eea eeb eec eee eek eel ees eet eha ehb ehc ehe ehh ehl ehs eht eka ekb ekc eke ekh ekl eks ekt ela elb elc ele elh elk ell els elt es- esa esb esc ese esh esk esl ess est eta etb etc ete eth etk etl ets ett haa hab hac hae hah hak hal has hat hba hbb hbc hbe hbh hbk hbl hbs hbt hca hcb hcc hce hch hck hcl hcs hct he- hea heb hec hee heh hek hel hes het hha hhb hhc hhe hhh hhk hhl hhs hht hka hkb hkh hkk hkl hks hkt hla hlb hlc hle hlh hll hls hlt hsa hsb hsc hse hsh hsk hsl hss hst hta htb htc hte hth htk htl hts htt k-t ka- kaa kab kac kae kah kak kal kas kat kba kbb kbc kbe kbh kbk kbl kbs kca kcb kcc kce kch kck kcl kcs kct ke- kea keb kec kee keh kek kel kes ket kha khe khh khk khs kkb kkc kke kkh kkk kkl kks kkt kl- kla klb klc klh kls klt ksa ksb ksc kse ksh ksk ksl kss kst kta ktb ktc kte kth ktk ktl kts ktt la- laa lab lac lae lah lak lal las lat lba lbb lbc lbe lbh lbk lbl lbs lbt lca lcb lcc lce lch lck lcl lcs lct lea leb lec lee leh lek lel les let lha lhb lhc lhh lhk lhs lht lka lkb lkh lkl lks lkt lla llb llc lle llk lll lls llt lsa lsb lsc lse lsh lsk lsl lss lst lta ltb ltc lte lth ltk ltl lts ltt saa sab sac sae sah sak sal sas sat sba sbb sbc sbe sbh sbk sbl sbs sbt sca scb scc sce sch sck scl scs sct se- sea seb sec see seh sek sel ses set sh- sha shb shc she shh shk shl shs sht sk- ska skb skc ske skh skk skl sks skt sla slb slc sle slh slk sll sls slt ss- ssa ssb ssc sse ssh ssk ssl sss sst sta stb stc ste sth stk stl sts stt taa tab tac tae tah tak tal tas tat tba tbb tbc tbe tbh tbk tbl tbs tbt tca tcb tcc tce tch tck tcl tcs tct te- tea teb tec tee teh tek tel tes tet th- tha thb thc the thh thk thl ths tht tka tkb tkc tke tkk tkl tks tkt tla tlc tle tlh tlk tll tls tlt tsa tsb tsc tse tsh tsk tsl tss tst tta ttb ttc tte tth ttk ttl tts ttt