-up k-t kkk kkn kkp kkr kks kkt kku kn- knk knn kno knp knr knt knu kok kon koo kop kor kos kot kou kpk kpn kpo kpp kpr kps kpt kpu krk krn kro krp krr krs krt kru ksk ksn kso ksp ksr kss kst ksu ktk ktn kto ktp ktr kts ktt ktu kuk kun kup kur kus kut kuu nkk nkn nko nkp nkr nks nkt nku nnk nnn nno nnp nns nnt nnu no- nok non noo nop nor nos not nou npn npo npp npr nps npt npu nrk nrn nro nrp nrr nrs nrt nru nsk nsn nso nsp nsr nss nst nsu ntk ntn nto ntp ntr nts ntt ntu nuk nun nuo nup nur nus nut nuu okk oko okp okr oks oku on- onk onn ono onp onr ons ont onu oo- ook oon ooo oop oor oos oot op- opk opn opo opp opr ops opt or- ork orn oro orp orr ors ort oru os- osk osn oso osp osr oss ost osu ot- otk otn oto otp otr ots ott otu ou- ouk oun ouo oup our ous out p-p pkn pko pkp pkr pks pkt pku pn- pnk pnn pno pnp pnr pns pnt pnu pok pon poo pop por pos pot pou ppk ppn ppo ppp ppr pps ppt ppu prk prn pro prp prr prs prt pru ps- psk psn pso psp psr pss pst psu pt- ptk ptn pto ptp ptr pts ptt ptu puk pun pup pur pus put puu rkk rko rkp rks rkt rku rnn rno rnp rnr rns rnt rnu rok ron roo rop ror ros rot rou rpk rpn rpo rpp rpr rps rpt rpu rrk rrn rrp rrr rrs rrt rru rsk rsn rso rsp rsr rss rst rsu rtk rtn rto rtp rtr rts rtt rtu ruk run ruo rup rur rus rut ruu sk- skk sko skp skr sks skt sku snk snn sno snp snr sns snt snu sok son soo sop sor sos sot sou spk spn spo spp spr sps spt spu sr- srk srn sro srp srr srs srt ss- ssk ssn sso ssp ssr sss sst ssu stk stn sto stp str sts stt stu suk sun suo sup sur sus sut suu tkk tko tkp tkr tks tkt tnk tnn tno tnp tnr tns tnt to- tok ton too top tor tos tot tou tpk tpn tpo tpp tpr tps tpt tpu trk trn tro trp trr trs trt tru tsk tsn tso tsp tsr tss tst tsu ttk ttn tto ttp ttr tts ttt ttu tuk tun tuo tup tur tus tut tuu ukk ukn ukp ukr uku un- unk unn uno unp unr uns unt unu uok uon uoo uop uor uos uot up- upk upn upo upp upr ups upt upu ur- urk urn uro urp urr urs urt uru usk usn uso usp usr uss ust usu utk utn uto utp utr uts utt utu uun uur uus uut uuu