-al -er -ol a-a a-c a-t aaa aac aae aaf aag aal aao aap aar aat ac- aca acc ace acf acg acl aco acp acr act aea aec aee aef aeg ael aeo aep aer aet af- afa afc afe aff afg afl afo afp afr aft ag- aga agc age agf agg agl ago agp agr agt al- ala alc ale alf alg all alo alp alr alt aoa aoc aoe aof aog aol aoo aop aor aot ap- apa apc ape apf apg apl apo app apr apt ar- ara arc are arf arg arl aro arp arr art at- ata atc ate atf atg atl ato atp atr att c-- caa cac cae caf cag cal cao cap car cat cca ccc cce ccf ccg ccl cco ccp ccr cct ce- cea cec cee cef ceg cel ceo cep cer cet cfa cfc cfe cff cfg cfl cfo cfp cfr cft cga cgc cge cgg cgl cgo cgp cgr cgt cl- cla clc cle clf clg cll clo clp clr clt co- coa coc coe cof cog col coo cop cor cot cpa cpc cpe cpf cpg cpl cpo cpp cpr cpt cra crc cre crf crg crl cro crp crr crt cta ctc cte ctf ctg ctl cto ctp ctr ctt eaa eac eae eaf eag eal eao eap ear eat ec- eca ecc ece ecf ecg ecl eco ecr ect eea eec eee eef eeg eel eeo eep eer eet ef- efa efc efe eff efg efl efo efp efr eft ega egc ege egf egg egl ego egp egr egt ela elc ele elf elg ell elo elp elr elt eo- eoa eoc eoe eof eog eol eoo eop eor eot ep- epa epc epe epf epg epl epo epp epr ept era erc ere erf erg erl ero erp err ert eta etc ete etf etg etl eto etp etr ett faa fac fae faf fag fal fao fap far fat fca fcc fce fcf fcg fcl fco fcp fcr fct fea fec fee fef feg fel feo fep fer fet ffa ffc ffe fff ffg ffl ffo ffp ffr fft fga fgc fge fgf fgg fgl fgp fgr fgt fla flc fle flf flg fll flo flp flr flt foa foc foe fof fog fol foo fop for fot fpa fpc fpe fpg fpl fpo fpp fpr fpt fra frc fre frf frg frl fro frp frr frt fta ftc fte ftf ftg ftl fto ftp ftr ftt g-p gaa gac gae gaf gag gal gao gap gar gat gca gcc gce gcf gcg gcl gco gcp gcr gct ge- gea gec gee gef geg gel geo gep ger get gfa gfc gfe gff gfl gfo gfp gfr gft gga ggc ggg ggo ggp ggr ggt gla glc gle glf glg gll glo glp glr glt goa goc goe gof gog gol goo gop gor got gpa gpc gpe gpf gpg gpl gpo gpp gpr gpt gra grc gre grf grg grl gro grp grr grt gta gtc gte gtf gtg gtl gto gtp gtr gtt l-p la- laa lac lae laf lag lal lao lap lar lat lca lcc lce lcf lcg lcl lco lcp lcr lct lea lec lee lef leg lel leo lep ler let lfa lfc lfe lff lfg lfl lfo lfp lfr lft lga lgc lge lgf lgg lgl lgo lgp lgr lgt lla llc lle llf llg lll llo llp llr llt loa loc loe lof log lol loo lop lor lot lpa lpc lpe lpf lpg lpl lpo lpp lpr lpt lra lrc lrf lrg lro lrp lrr lrt lta ltc lte ltf ltg ltl lto ltp ltr ltt oaa oac oae oaf oag oal oao oap oar oat oc- oca occ ocf ocg ocl oco ocp ocr oct oea oec oee oef oeg oel oeo oep oer oet of- ofa ofc ofe off ofg ofl ofo ofp ofr oft oga ogc oge ogf ogg ogl ogo ogp ogt ola olc ole olf olg oll olo olp olt oo- ooa ooc oof oog ool ooo oop oor oot op- opa opc ope opf opg opl opo opp opr opt or- ora orc ore orf org orl oro orp orr ort ot- ota otc ote otf otg otl oto otp otr ott p-p paa pac pae paf pag pal pao pap par pat pca pcc pce pcf pcg pcl pco pcp pcr pct pea pec pee pef peg pel peo pep per pet pfa pfc pfe pff pfg pfl pfo pfp pfr pft pga pgc pge pgf pgg pgl pgo pgp pgr pgt pla plc ple plf plg pll plo plp plr plt poa poc poe pof pog pol poo pop por pot ppa ppc ppe ppf ppg ppl ppo ppp ppr ppt pra prc pre prf prg prl pro prp prr prt pt- pta ptc pte ptf ptg ptl pto ptp ptr ptt ra- raa rac rae raf rag ral rao rap rar rat rca rcc rce rcf rcg rcl rco rcp rcr rct re- rea rec ree ref reg rel reo rep rer ret rfa rfc rfe rff rfg rfl rfo rfp rfr rft rga rgc rge rgf rgg rgo rgp rgr rgt rla rlc rle rlf rlg rll rlo rlp rlr rlt roa roc roe rof rog rol roo rop ror rot rpa rpc rpe rpf rpg rpl rpo rpp rpr rpt rra rrc rrf rrg rrl rrp rrr rrt rta rtc rte rtf rtg rtl rto rtp rtr rtt taa tac tae taf tag tal tao tap tar tat tca tcc tce tcf tcg tcl tco tcp tcr tct te- tea tec tee tef teg tel teo tep ter tet tfa tfc tfe tff tfg tfl tfo tfp tfr tft tga tgc tge tgf tgg tgl tgo tgp tgr tgt tla tlc tle tlf tlg tll tlo tlp tlr tlt to- toa toc toe tof tog tol too top tor tot tpa tpc tpe tpf tpg tpl tpo tpp tpr tpt