k-t kkk kkr kks kkt kkv kok koo kor kos kot kow krk kro krr krs krt krv krw ksk kso ksr kss kst ksv ksw ktk kto ktr kts ktt ktv ktw kvk kvo kvr kvs kvv kw- kwk kwo kws kwt kww okk oko okr oks okw oo- ook ooo oor oos oot oov oow or- ork oro orr ors ort orv os- osk oso osr oss ost osv osw ot- otk oto otr ots ott otv otw ov- ovo ovs ovv owk owo ows owt oww rkk rko rks rkt rkv rok roo ror ros rot rov row rrk rrr rrs rrt rsk rso rsr rss rst rsv rsw rtk rto rtr rts rtt rtv rtw rvo rvr rvs rvt rvv rvw rwr rws sk- skk sko skr sks skt skw sok soo sor sos sot sov sow sr- srk sro srr srs srt srv srw ss- ssk sso ssr sss sst ssv ssw stk sto str sts stt stv stw svk svo svr svs svt svv swk swo swr sws swt swv tkk tko tkr tks tkt tkw to- tok too tor tos tot tov tow trk tro trr trs trt trv trw tsk tso tsr tss tst tsv tsw ttk tto ttr tts ttt ttv ttw tvk tvo tvr tvs tvt tvw two twr tws twt tww vkt vok voo vor vos vot vov vow vrk vrr vrs vrt vsk vso vsr vss vst vsv vsw vtk vto vtr vts vtt vtv vvo vvr vvs vvt vvv vwo vws wko wkr wks wkt wkw wok woo wor wos wot wow wr- wrk wro wrr wrs wrt wrw wsk wso wsr wss wst wsv wsw wto wtr wts wtt wtv wtw wvs wvt wvw wwo wwt wwv www