-ol ddd ddk ddl ddo ddr dds dkk dkl dko dkr dks dl- dld dlk dll dlo dlr dls dlv dod dok dol doo dor dos dov drd drk drl dro drr drs drv dsd dsk dsl dso dsr dss dsv dvd dvk dvl dvr dvs kdk kdl kdo kdr kds kkk kkl kkr kks kkv kl- kld klo klr kls klv kod kok kol koo kor kos krd krk krl kro krr krs krv ksd ksk ksl kso ksr kss ksv kvk kvo kvr kvs kvv ldd ldk ldl ldo ldr lds ldv lkl lkr lks lld llk lll llo llr lls llv lod lok lol loo lor los lov lrd lrk lro lrr lrs lrv lsd lsk lsl lso lsr lss lsv lvd lvl lvr lvs lvv odd odl odo odr ods odv okd okk okl oko okr oks old olk oll olo ols oo- ood ook ool ooo oor oos oov or- ord ork orl oro orr ors orv os- osd osk osl oso osr oss osv ov- ovd ovl ovo ovs ovv rdd rdl rdo rdr rds rdv rkk rko rks rkv rld rll rlo rlr rls rod rok rol roo ror ros rov rrd rrk rrl rrr rrs rsd rsk rsl rso rsr rss rsv rvd rvl rvo rvr rvs rvv sdd sdk sdl sdo sdr sds sdv sk- skd skk skl sko skr sks sld slk sll slo slr sls slv sod sok sol soo sor sos sov sr- srd srk srl sro srr srs srv ss- ssd ssk ssl sso ssr sss ssv svd svk svl svo svr svs svv vdd vdk vdl vdo vdr vds vdv vl- vld vlk vll vlo vls vlv vod vok vol voo vor vos vov vrd vrk vrr vrs vsd vsk vsl vso vsr vss vsv vvo vvr vvs vvv