-al -ic -ol a-a a-b a-c a-i a-t aaa aab aac aaf aag aai aak aal aao aar aat ab- aba abb abc abf abg abi abk abl abo abr abt ac- aca acb acc acf acg aci ack acl aco acr act af- afa afb afc aff afg afi afk afl afo afr aft ag- aga agb agc agf agg agi agk agl ago agr agt ai- aia aib aic aif aig aii aik ail aio air ait aka akb akc akg aki akk akl ako akr al- ala alb alc alf alg ali alk all alo alr alt aoa aob aoc aof aog aoi aok aol aoo aor aot ar- ara arb arc arf arg ari ark arl aro arr art at- ata atb atc atf atg ati atl ato atr att baa bab bac baf bag bai bak bal bao bar bat bba bbb bbc bbf bbg bbi bbk bbl bbo bbr bbt bca bcb bcc bcf bcg bci bck bcl bco bcr bct bfa bfb bfc bff bfg bfi bfl bfo bfr bft bga bgb bgc bgf bgg bgi bgk bgl bgo bgr bgt bi- bia bib bic bif big bii bik bil bio bir bit bka bkb bkc bkf bkg bkk bkl bko bkr bkt bla blb blc blf blg bli blk bll blo blr blt boa bob boc bof bog boi bok bol boo bor bot bra brb brf brg bri brk brl bro brr brt bta btb btc btf btg bti btk btl bto btr btt c-- caa cab cac caf cag cai cak cal cao car cat cba cbb cbc cbf cbg cbi cbk cbl cbo cbr cbt cca ccb ccc ccf ccg cci cck ccl cco ccr cct cfa cfb cfc cff cfg cfi cfk cfl cfo cfr cft cga cgb cgc cgg cgi cgl cgo cgr cgt ci- cia cib cic cif cig cii cik cil cio cir cit cka ckb ckc cki cko ckt cl- cla clb clc clf clg cli clk cll clo clr clt co- coa cob coc cof cog coi cok col coo cor cot cra crb crc crf crg cri crk crl cro crr crt cta ctb ctc ctf ctg cti ctk ctl cto ctr ctt faa fab fac faf fag fai fak fal fao far fat fba fbb fbc fbf fbg fbi fbk fbl fbo fbr fbt fca fcb fcc fcf fcg fci fck fcl fco fcr fct ffa ffc fff ffg ffi ffk ffl ffo ffr fft fga fgb fgc fgf fgg fgi fgl fgr fgt fia fib fic fif fig fii fik fil fir fit fka fkb fkc fkf fkg fki fkk fkl fkt fla flb flc flf flg fli fll flo flr flt foa fob foc fof fog foi fok fol foo for fot fra frb frc frf frg fri frk frl fro frr frt fta ftb ftc ftf ftg fti ftk ftl fto ftr ftt gaa gab gac gaf gag gai gak gal gao gar gat gba gbc gbf gbg gbi gbk gbl gbo gbr gbt gca gcb gcc gcf gcg gci gck gcl gco gcr gct gfa gfb gfc gff gfi gfk gfl gfo gfr gft gga ggb ggc ggg ggi ggo ggr ggt gia gib gic gif gig gii gik gil gio gir git gka gkb gko gkt gla glb glc glf glg gli glk gll glo glr glt goa gob goc gof gog goi gok gol goo gor got gra grb grc grf grg gri grk grl gro grr grt gta gtb gtc gtf gtg gti gtk gtl gto gtr gtt i-f ia- iaa iab iac iaf iag iai ial iao iar iat iba ibb ibc ibf ibg ibi ibk ibl ibo ibr ibt ica icb icc icf icg ici ick icl ico icr ict ifa ifb ifc iff ifg ifi ifl ifo ifr ift iga igb igc igf igg igi igk igl igo igr igt iia iib iic iif iii iil iio iir iit ika ikb ikc ikf iki ikk ikl iko ikr ikt il- ila ilb ilc ilf ilg ili ilk ill ilo ilr ilt io- ioa iob ioc iof iog ioi iol ioo ior iot ir- ira irb irc irf irg iri irk irl iro irr irt ita itb itc itf itg iti itk itl ito itt k-t ka- kaa kab kac kaf kag kai kak kal kao kar kat kba kbb kbc kbf kbi kbk kbl kbo kbr kca kcb kcc kcg kci kck kcl kcr kct kfa kfc kff kfg kfi kfo kga kgb kgc kgf kgi kgl kgo kia kib kic kif kig kii kik kil kio kir kit kkb kkc kki kkk kkl kkr kkt kl- kla klb klc klf klg kli klo klr klt koa kob koc kof kog koi kok kol koo kor kot kra krc krf krg kri krk krl kro krr krt kta ktb ktc ktf ktg ktk ktl kto ktr ktt la- laa lab lac laf lag lai lak lal lao lar lat lba lbb lbc lbf lbg lbi lbk lbl lbo lbr lbt lca lcb lcc lcf lcg lci lck lcl lco lcr lct lfa lfb lfc lff lfg lfi lfk lfl lfo lfr lft lga lgb lgc lgf lgg lgi lgk lgl lgo lgr lgt lia lib lic lif lig lii lik lil lio lir lit lka lkb lkg lkl lkr lkt lla llb llc llf llg lli llk lll llo llr llt loa lob loc lof log loi lok lol loo lor lot lra lrb lrc lrf lrg lri lrk lro lrr lrt lta ltb ltc ltf ltg lti ltk ltl lto ltr ltt o-i oaa oab oac oaf oag oai oak oal oao oar oat ob- oba obb obc obf obg obi obk obl obo obr obt oc- oca ocb occ ocf ocg oci ock ocl oco ocr oct of- ofa ofb ofc off ofg ofi ofl ofo ofr oft oga ogc ogf ogg ogi ogl ogo ogt oia oib oic oif oii oik oil oio oir oit oka okb okc