-al -er -ic -ol a-a a-c a-i aaa aac aae aaf aag aai aal aao aar aas ac- aca acc ace acf acg aci acl aco acr acs aea aec aee aef aeg aei ael aeo aer aes af- afa afc afe aff afg afi afl afo afr afs ag- aga agc age agf agg agi agl ago agr ags ai- aia aic aie aif aig aii ail aio air ais al- ala alc ale alf alg ali all alo alr als aoa aoc aoe aof aog aoi aol aoo aor aos ar- ara arc are arf arg ari arl aro arr ars as- asa asc ase asf asg asi asl aso asr ass c-- caa cac cae caf cag cai cal cao car cas cca ccc cce ccf ccg cci ccl cco ccr ccs ce- cea cec cee cef ceg cei cel ceo cer ces cfa cfc cfe cff cfg cfi cfl cfo cfr cfs cga cgc cge cgg cgi cgl cgo cgr cgs ci- cia cic cie cif cig cii cil cio cir cis cl- cla clc cle clf clg cli cll clo clr cls co- coa coc coe cof cog coi col coo cor cos cra crc cre crf crg cri crl cro crr crs csa csc cse csf csg csi csl cso csr css eaa eac eae eaf eag eai eal eao ear eas ec- eca ecc ece ecf ecg eci ecl eco ecr ecs eea eec eee eef eeg eel eeo eer ees ef- efa efc efe eff efg efi efl efo efr efs ega egc ege egf egg egi egl ego egr egs eia eic eie eif eig eii eil eio eir eis ela elc ele elf elg eli ell elo elr els eo- eoa eoc eoe eof eog eoi eol eoo eor eos era erc ere erf erg eri erl ero err ers es- esa esc ese esf esg esi esl eso esr ess faa fac fae faf fag fai fal fao far fas fca fcc fce fcf fcg fci fcl fco fcr fcs fea fec fee fef feg fei fel feo fer fes ffa ffc ffe fff ffg ffi ffl ffo ffr ffs fga fgc fge fgf fgg fgi fgl fgr fgs fia fic fie fif fig fii fil fir fis fla flc fle flf flg fli fll flo flr fls foa foc foe fof fog foi fol foo for fos fra frc fre frf frg fri frl fro frr frs fsa fsc fse fsf fsg fsi fsl fso fsr fss gaa gac gae gaf gag gai gal gao gar gas gca gcc gce gcf gcg gci gcl gco gcr gcs ge- gea gec gee gef geg gei gel geo ger ges gfa gfc gfe gff gfi gfl gfo gfr gfs gga ggc ggg ggi ggo ggr ggs gia gic gie gif gig gii gil gio gir gis gla glc gle glf glg gli gll glo glr gls goa goc goe gof gog goi gol goo gor gos gra grc gre grf grg gri grl gro grr grs gsa gsc gse gsf gsg gsi gsl gso gsr gss i-f ia- iaa iac iae iaf iag iai ial iao iar ias ica icc ice icf icg ici icl ico icr ics ie- iea iec iee ief ieg iei iel ier ies ifa ifc ife iff ifg ifi ifl ifo ifr ifs iga igc ige igf igg igi igl igo igr igs iia iic iie iif iii iil iio iir iis il- ila ilc ile ilf ilg ili ill ilo ilr ils io- ioa ioc ioe iof iog ioi iol ioo ior ios ir- ira irc ire irf irg iri irl iro irr irs is- isa isc ise isf isg isi isl iso isr iss la- laa lac lae laf lag lai lal lao lar las lca lcc lce lcf lcg lci lcl lco lcr lcs lea lec lee lef leg lei lel leo ler les lfa lfc lfe lff lfg lfi lfl lfo lfr lfs lga lgc lge lgf lgg lgi lgl lgo lgr lgs lia lic lie lif lig lii lil lio lir lis lla llc lle llf llg lli lll llo llr lls loa loc loe lof log loi lol loo lor los lra lrc lrf lrg lri lro lrr lrs lsa lsc lse lsf lsg lsi lsl lso lsr lss o-i oaa oac oae oaf oag oai oal oao oar oas oc- oca occ ocf ocg oci ocl oco ocr ocs oea oec oee oef oeg oei oel oeo oer oes of- ofa ofc ofe off ofg ofi ofl ofo ofr ofs oga ogc oge ogf ogg ogi ogl ogo ogs oia oic oie oif oii oil oio oir ois ola olc ole olf olg oli oll olo ols oo- ooa ooc oof oog ooi ool ooo oor oos or- ora orc ore orf org ori orl oro orr ors os- osa osc ose osf osg osi osl oso osr oss ra- raa rac rae raf rag rai ral rao rar ras rca rcc rce rcf rcg rci rcl rco rcr rcs re- rea rec ree ref reg rei rel reo rer res rfa rfc rfe rff rfg rfi rfl rfo rfr rfs rga rgc rge rgf rgg rgi rgo rgr rgs ria ric rie rif rig rii ril rio rir ris rla rlc rle rlf rlg rli rll rlo rlr rls roa roc roe rof rog roi rol roo ror ros rra rrc rrf rrg rri rrl rrr rrs rsa rsc rse rsf rsg rsi rsl rso rsr rss saa sac sae saf sag sai sal sao sar sas sca scc sce scf scg sci scl sco scr scs se- sea sec see sef seg sei sel seo ser ses sfa sfc sfe sff sfg sfi sfl sfo sfr sfs sga sgc sge sgf sgg sgi sgl sgo sgr sgs sia sic sie sif sig sii sil sio sir sis sla slc sle slf slg sli sll slo slr sls soa soc soe sof sog soi sol soo sor