k-t kkk kkm kkr kks kkt kku kmk kmm kmo kms kmt kmu kok kom koo kor kos kot kou krk kro krr krs krt kru ksk ksm kso ksr kss kst ksu ktk ktm kto ktr kts ktt ktu kuk kum kur kus kut kuu m-o m-r mkk mkm mko mkr mks mkt mku mmk mmm mmo mmr mms mmt mmu mok mom moo mor mos mot mou mrk mrm mro mrr mrs mrt mru msk msm mso msr mss mst msu mtk mtm mto mtr mts mtt mtu muk mum mur mus mut muu okk oko okr oks oku om- omm omo omr oms omt omu oo- ook oom ooo oor oos oot or- ork orm oro orr ors ort oru os- osk osm oso osr oss ost osu ot- otk otm oto otr ots ott otu ou- ouk oum ouo our ous out rkk rkm rko rks rkt rku rmm rmo rmr rms rmt rok rom roo ror ros rot rou rrk rrm rrr rrs rrt rru rsk rsm rso rsr rss rst rsu rtk rtm rto rtr rts rtt rtu ruk rum ruo rur rus rut ruu sk- skk skm sko skr sks skt sku smk smm smo smr sms smt smu sok som soo sor sos sot sou sr- srk srm sro srr srs srt ss- ssk ssm sso ssr sss sst ssu stk stm sto str sts stt stu suk sum suo sur sus sut suu tkk tkm tko tkr tks tkt tmk tmm tmo tmr tms tmt tmu to- tok tom too tor tos tot tou trk trm tro trr trs trt tru tsk tsm tso tsr tss tst tsu ttk ttm tto ttr tts ttt ttu tuk tum tuo tur tus tut tuu ukk ukr uku um- umm umo umr ums umt umu uok uom uoo uor uos uot ur- urk urm uro urr urs urt uru usk usm uso usr uss ust usu utk utm uto utr uts utt utu uum uur uus uut uuu