-al -ic -ol a-a a-c a-i aaa aac aag aai aal aao aap aas ac- aca acc acg aci acl aco acp acs ag- aga agc agg agi agl ago agp ags ai- aia aic aig aii ail aio aip ais al- ala alc alg ali all alo alp als aoa aoc aog aoi aol aoo aop aos ap- apa apc apg api apl apo app aps as- asa asc asg asi asl aso asp ass c-- caa cac cag cai cal cao cap cas cca ccc ccg cci ccl cco ccp ccs cga cgc cgg cgi cgl cgo cgp cgs ci- cia cic cig cii cil cio cip cis cl- cla clc clg cli cll clo clp cls co- coa coc cog coi col coo cop cos cpa cpc cpg cpi cpl cpo cpp cps csa csc csg csi csl cso csp css g-p gaa gac gag gai gal gao gap gas gca gcc gcg gci gcl gco gcp gcs gga ggc ggg ggi ggo ggp ggs gia gic gig gii gil gio gip gis gla glc glg gli gll glo glp gls goa goc gog goi gol goo gop gos gpa gpc gpg gpi gpl gpo gpp gps gsa gsc gsg gsi gsl gso gsp gss ia- iaa iac iag iai ial iao iap ias ica icc icg ici icl ico icp ics iga igc igg igi igl igo igp igs iia iic iii iil iio iip iis il- ila ilc ilg ili ill ilo ilp ils io- ioa ioc iog ioi iol ioo iop ios ipa ipc ipg ipi ipl ipo ipp ips is- isa isc isg isi isl iso isp iss l-p la- laa lac lag lai lal lao lap las lca lcc lcg lci lcl lco lcp lcs lga lgc lgg lgi lgl lgo lgp lgs lia lic lig lii lil lio lip lis lla llc llg lli lll llo llp lls loa loc log loi lol loo lop los lpa lpc lpg lpi lpl lpo lpp lps lsa lsc lsg lsi lsl lso lsp lss o-i oaa oac oag oai oal oao oap oas oc- oca occ ocg oci ocl oco ocp ocs oga ogc ogg ogi ogl ogo ogp ogs oia oic oii oil oio oip ois ola olc olg oli oll olo olp ols oo- ooa ooc oog ooi ool ooo oop oos op- opa opc opg opi opl opo opp ops os- osa osc osg osi osl oso osp oss p-p paa pac pag pai pal pao pap pas pca pcc pcg pci pcl pco pcp pcs pga pgc pgg pgi pgl pgo pgp pgs pia pic pig pii pil pio pip pis pla plc plg pli pll plo plp pls poa poc pog poi pol poo pop pos ppa ppc ppg ppi ppl ppo ppp pps ps- psa psc psg psi psl pso psp pss saa sac sag sai sal sao sap sas sca scc scg sci scl sco scp scs sga sgc sgg sgi sgl sgo sgp sgs sia sic sig sii sil sio sip sis sla slc slg sli sll slo slp sls soa soc sog soi sol soo sop sos spa spc spg spi spl spo spp sps ss- ssa ssc ssg ssi ssl sso ssp sss