-al -ic -ol a-a a-c a-i aaa aac aag aai aal aao aap aar ac- aca acc acg aci acl aco acp acr ag- aga agc agg agi agl ago agp agr ai- aia aic aig aii ail aio aip air al- ala alc alg ali all alo alp alr aoa aoc aog aoi aol aoo aop aor ap- apa apc apg api apl apo app apr ar- ara arc arg ari arl aro arp arr c-- caa cac cag cai cal cao cap car cca ccc ccg cci ccl cco ccp ccr cga cgc cgg cgi cgl cgo cgp cgr ci- cia cic cig cii cil cio cip cir cl- cla clc clg cli cll clo clp clr co- coa coc cog coi col coo cop cor cpa cpc cpg cpi cpl cpo cpp cpr cra crc crg cri crl cro crp crr g-p gaa gac gag gai gal gao gap gar gca gcc gcg gci gcl gco gcp gcr gga ggc ggg ggi ggo ggp ggr gia gic gig gii gil gio gip gir gla glc glg gli gll glo glp glr goa goc gog goi gol goo gop gor gpa gpc gpg gpi gpl gpo gpp gpr gra grc grg gri grl gro grp grr ia- iaa iac iag iai ial iao iap iar ica icc icg ici icl ico icp icr iga igc igg igi igl igo igp igr iia iic iii iil iio iip iir il- ila ilc ilg ili ill ilo ilp ilr io- ioa ioc iog ioi iol ioo iop ior ipa ipc ipg ipi ipl ipo ipp ipr ir- ira irc irg iri irl iro irp irr l-p la- laa lac lag lai lal lao lap lar lca lcc lcg lci lcl lco lcp lcr lga lgc lgg lgi lgl lgo lgp lgr lia lic lig lii lil lio lip lir lla llc llg lli lll llo llp llr loa loc log loi lol loo lop lor lpa lpc lpg lpi lpl lpo lpp lpr lra lrc lrg lri lro lrp lrr o-i oaa oac oag oai oal oao oap oar oc- oca occ ocg oci ocl oco ocp ocr oga ogc ogg ogi ogl ogo ogp oia oic oii oil oio oip oir ola olc olg oli oll olo olp oo- ooa ooc oog ooi ool ooo oop oor op- opa opc opg opi opl opo opp opr or- ora orc org ori orl oro orp orr p-p paa pac pag pai pal pao pap par pca pcc pcg pci pcl pco pcp pcr pga pgc pgg pgi pgl pgo pgp pgr pia pic pig pii pil pio pip pir pla plc plg pli pll plo plp plr poa poc pog poi pol poo pop por ppa ppc ppg ppi ppl ppo ppp ppr pra prc prg pri prl pro prp prr ra- raa rac rag rai ral rao rap rar rca rcc rcg rci rcl rco rcp rcr rga rgc rgg rgi rgo rgp rgr ria ric rig rii ril rio rip rir rla rlc rlg rli rll rlo rlp rlr roa roc rog roi rol roo rop ror rpa rpc rpg rpi rpl rpo rpp rpr rra rrc rrg rri rrl rrp rrr