-al -ol a-a a-c aaa aac aag aal aao aar aas aav ac- aca acc acg acl aco acr acs acv ag- aga agc agg agl ago agr ags agv al- ala alc alg all alo alr als alv aoa aoc aog aol aoo aor aos aov ar- ara arc arg arl aro arr ars arv as- asa asc asg asl aso asr ass asv av- ava avc avg avl avo avr avs c-- caa cac cag cal cao car cas cav cca ccc ccg ccl cco ccr ccs ccv cga cgc cgg cgl cgo cgr cgs cgv cl- cla clc clg cll clo clr cls clv co- coa coc cog col coo cor cos cov cra crc crg crl cro crr crs crv csa csc csg csl cso csr css csv cva cvc cvg cvl cvo cvr cvs cvv gaa gac gag gal gao gar gas gav gca gcc gcg gcl gco gcr gcs gga ggc ggg ggo ggr ggs ggv gla glc glg gll glo glr gls glv goa goc gog gol goo gor gos gov gra grc grg grl gro grr grs grv gsa gsc gsg gsl gso gsr gss gsv gva gvc gvg gvl gvo gvr gvs la- laa lac lag lal lao lar las lav lca lcc lcg lcl lco lcr lcs lcv lga lgc lgg lgl lgo lgr lgs lgv lla llc llg lll llo llr lls llv loa loc log lol loo lor los lov lra lrc lrg lro lrr lrs lrv lsa lsc lsg lsl lso lsr lss lsv lva lvc lvg lvl lvr lvs lvv oaa oac oag oal oao oar oas oav oc- oca occ ocg ocl oco ocr ocs ocv oga ogc ogg ogl ogo ogs ola olc olg oll olo ols oo- ooa ooc oog ool ooo oor oos oov or- ora orc org orl oro orr ors orv os- osa osc osg osl oso osr oss osv ov- ova ovc ovl ovo ovs ovv ra- raa rac rag ral rao rar ras rav rca rcc rcg rcl rco rcr rcs rcv rga rgc rgg rgo rgr rgs rgv rla rlc rlg rll rlo rlr rls roa roc rog rol roo ror ros rov rra rrc rrg rrl rrr rrs rsa rsc rsg rsl rso rsr rss rsv rva rvc rvg rvl rvo rvr rvs rvv saa sac sag sal sao sar sas sav sca scc scg scl sco scr scs scv sga sgc sgg sgl sgo sgr sgs sgv sla slc slg sll slo slr sls slv soa soc sog sol soo sor sos sov sr- sra src srg srl sro srr srs srv ss- ssa ssc ssg ssl sso ssr sss ssv sva svc svg svl svo svr svs svv v-a vaa vac vag val vao var vas vav vca vcc vcl vco vcr vcs vga vgc vgg vgl vgo vgr vgs vl- vla vlc vll vlo vls vlv voa voc vog vol voo vor vos vov vra vrc vrg vrr vrs vsa vsc vsg vsl vso vsr vss vsv vva vvc vvg vvo vvr vvs vvv