-al -er -ic -ol a-a a-c a-i aaa aac aae aaf aag aai aal aao aar ac- aca acc ace acf acg aci acl aco acr aea aec aee aef aeg aei ael aeo aer af- afa afc afe aff afg afi afl afo afr ag- aga agc age agf agg agi agl ago agr ai- aia aic aie aif aig aii ail aio air al- ala alc ale alf alg ali all alo alr aoa aoc aoe aof aog aoi aol aoo aor ar- ara arc are arf arg ari arl aro arr c-- caa cac cae caf cag cai cal cao car cca ccc cce ccf ccg cci ccl cco ccr ce- cea cec cee cef ceg cei cel ceo cer cfa cfc cfe cff cfg cfi cfl cfo cfr cga cgc cge cgg cgi cgl cgo cgr ci- cia cic cie cif cig cii cil cio cir cl- cla clc cle clf clg cli cll clo clr co- coa coc coe cof cog coi col coo cor cra crc cre crf crg cri crl cro crr eaa eac eae eaf eag eai eal eao ear ec- eca ecc ece ecf ecg eci ecl eco ecr eea eec eee eef eeg eel eeo eer ef- efa efc efe eff efg efi efl efo efr ega egc ege egf egg egi egl ego egr eia eic eie eif eig eii eil eio eir ela elc ele elf elg eli ell elo elr eo- eoa eoc eoe eof eog eoi eol eoo eor era erc ere erf erg eri erl ero err faa fac fae faf fag fai fal fao far fca fcc fce fcf fcg fci fcl fco fcr fea fec fee fef feg fei fel feo fer ffa ffc ffe fff ffg ffi ffl ffo ffr fga fgc fge fgf fgg fgi fgl fgr fia fic fie fif fig fii fil fir fla flc fle flf flg fli fll flo flr foa foc foe fof fog foi fol foo for fra frc fre frf frg fri frl fro frr gaa gac gae gaf gag gai gal gao gar gca gcc gce gcf gcg gci gcl gco gcr ge- gea gec gee gef geg gei gel geo ger gfa gfc gfe gff gfi gfl gfo gfr gga ggc ggg ggi ggo ggr gia gic gie gif gig gii gil gio gir gla glc gle glf glg gli gll glo glr goa goc goe gof gog goi gol goo gor gra grc gre grf grg gri grl gro grr i-f ia- iaa iac iae iaf iag iai ial iao iar ica icc ice icf icg ici icl ico icr ie- iea iec iee ief ieg iei iel ier ifa ifc ife iff ifg ifi ifl ifo ifr iga igc ige igf igg igi igl igo igr iia iic iie iif iii iil iio iir il- ila ilc ile ilf ilg ili ill ilo ilr io- ioa ioc ioe iof iog ioi iol ioo ior ir- ira irc ire irf irg iri irl iro irr la- laa lac lae laf lag lai lal lao lar lca lcc lce lcf lcg lci lcl lco lcr lea lec lee lef leg lei lel leo ler lfa lfc lfe lff lfg lfi lfl lfo lfr lga lgc lge lgf lgg lgi lgl lgo lgr lia lic lie lif lig lii lil lio lir lla llc lle llf llg lli lll llo llr loa loc loe lof log loi lol loo lor lra lrc lrf lrg lri lro lrr o-i oaa oac oae oaf oag oai oal oao oar oc- oca occ ocf ocg oci ocl oco ocr oea oec oee oef oeg oei oel oeo oer of- ofa ofc ofe off ofg ofi ofl ofo ofr oga ogc oge ogf ogg ogi ogl ogo oia oic oie oif oii oil oio oir ola olc ole olf olg oli oll olo oo- ooa ooc oof oog ooi ool ooo oor or- ora orc ore orf org ori orl oro orr ra- raa rac rae raf rag rai ral rao rar rca rcc rce rcf rcg rci rcl rco rcr re- rea rec ree ref reg rei rel reo rer rfa rfc rfe rff rfg rfi rfl rfo rfr rga rgc rge rgf rgg rgi rgo rgr ria ric rie rif rig rii ril rio rir rla rlc rle rlf rlg rli rll rlo rlr roa roc roe rof rog roi rol roo ror rra rrc rrf rrg rri rrl rrr