-th a-a a-c a-t aaa aac aae aag aah aan aao aap aat aax ac- aca acc ace acg ach acn aco acp act acx aea aec aee aeg aeh aen aeo aep aet aex ag- aga agc age agg agh agn ago agp agt agx aha ahc ahe ahg ahh ahn aho ahp aht ahx an- ana anc ane ang anh ann ano anp ant anx aoa aoc aoe aog aoh aon aoo aop aot aox ap- apa apc ape apg aph apn apo app apt apx at- ata atc ate atg ath atn ato atp att atx ax- axa axe axh axn axo axp axt axx c-- caa cac cae cag cah can cao cap cat cax cca ccc cce ccg cch ccn cco ccp cct ccx ce- cea cec cee ceg ceh cen ceo cep cet cex cga cgc cge cgg cgh cgn cgo cgp cgt ch- cha chc che chg chh chn cho chp cht chx cn- cna cnc cne cng cnh cnn cno cnp cnt cnx co- coa coc coe cog coh con coo cop cot cox cpa cpc cpe cpg cph cpn cpo cpp cpt cpx cta ctc cte ctg cth ctn cto ctp ctt ctx cxc cxh cxo cxp cxt cxx eaa eac eae eag eah ean eao eap eat eax ec- eca ecc ece ecg ech ecn eco ect ecx eea eec eee eeg een eeo eep eet eex ega egc ege egg egh egn ego egp egt egx eha ehc ehe ehg ehh ehn eho ehp eht en- ena enc ene eng enh enn eno enp ent eo- eoa eoc eoe eog eoh eon eoo eop eot ep- epa epc epe epg eph epn epo epp ept epx eta etc ete etg eth etn eto etp ett etx ex- exa exc exe exh exo exp ext exx g-p gaa gac gae gag gah gan gao gap gat gca gcc gce gcg gch gcn gco gcp gct ge- gea gec gee geg geh gen geo gep get gex gga ggc ggg ggh ggn ggo ggp ggt gha ghc ghe ghg ghh ghn gho ghp ght gna gnc gne gnn gno gnp gnt goa goc goe gog goh gon goo gop got gox gpa gpc gpe gpg gph gpn gpo gpp gpt gpx gta gtc gte gtg gth gtn gto gtp gtt gtx gxa gxp gxt haa hac hae hag hah han hao hap hat hax hca hcc hce hcg hch hcn hco hcp hct he- hea hec hee heg heh hen heo hep het hex hga hgc hge hgg hgh hgn hgo hgp hgt hha hhc hhe hhg hhh hhn hho hhp hht hna hnc hne hng hnh hnn hno hnt hoa hoc hoe hog hoh hon hoo hop hot hox hpa hpc hpe hpg hph hpn hpo hpp hpt hta htc hte htg hth htn hto htp htt htx hxc naa nac nae nag nah nan nao nap nat nax nca ncc nce ncg nch ncn nco ncp nct ncx ne- nea nec nee neg neh nen neo nep net nex nga ngc nge ngg ngh ngn ngo ngp ngt nha nhc nhe nhg nhh nhn nhp nht nna nnc nne nng nnh nnn nno nnp nnt no- noa noc noe nog noh non noo nop not nox npa npc npe npg nph npn npo npp npt nta ntc nte ntg nth ntn nto ntp ntt ntx nxc nxt oaa oac oae oag oah oan oao oap oat oax oc- oca occ ocg och ocn oco ocp oct ocx oea oec oee oeg oeh oen oeo oep oet oex oga ogc oge ogg ogh ogn ogo ogp ogt ogx oha ohc ohe ohg ohh ohn oho ohp oht on- ona onc one ong onh onn ono onp ont onx oo- ooa ooc oog ooh oon ooo oop oot oox op- opa opc ope opg oph opn opo opp opt opx ot- ota otc ote otg oth otn oto otp ott ox- oxa oxc oxn oxo oxt oxx p-p paa pac pae pag pah pan pao pap pat pax pca pcc pce pcg pch pcn pco pcp pct pcx pea pec pee peg peh pen peo pep pet pex pga pgc pge pgg pgh pgn pgo pgp pgt pha phc phe phg phn pho php pht phx pn- pna pnc pne png pnh pnn pno pnp pnt pnx poa poc poe pog poh pon poo pop pot pox ppa ppc ppe ppg pph ppn ppo ppp ppt ppx pt- pta ptc pte ptg pth ptn pto ptp ptt ptx pxc pxe pxg pxt t-x taa tac tae tag tah tan tao tap tat tax tca tcc tce tcg tch tcn tco tcp tct tcx te- tea tec tee teg teh ten teo tep tet tex tga tgc tge tgg tgh tgn tgo tgp tgt th- tha thc the thg thh thn tho thp tht thx tna tnc tne tng tnh tnn tno tnp tnt tnx to- toa toc toe tog toh ton too top tot tox tpa tpc tpe tpg tph tpn tpo tpp tpt tpx tta ttc tte ttg tth ttn tto ttp ttt ttx txe txn txt xaa xac xag xan xap xat xch xcp xcx xee xeg xen xep xet xex xge xgp xhp xht xna xnc xno xoa xoc xog xon xoo xop xot xox xpa xpc xpe xpg xpn xpo xpp xpt xtc xtp xtx xxo xxp xxx