-up iii iio iip iir iis iit iiu iki ikk iko ikr iks ikt iku io- ioi ioo iop ior ios iot iou ipi ipo ipp ipr ips ipt ipu ir- iri irk iro irp irr irs irt iru is- isi isk iso isp isr iss ist isu iti itk ito itp its itt itu iu- iui iup iur ius iut k-t kii kik kio kip kir kis kit kiu kki kkk kkp kkr kks kkt kku koi kok koo kop kor kos kot kou kpi kpk kpo kpp kpr kps kpt kpu kri krk kro krp krr krs krt kru ksi ksk kso ksp ksr kss kst ksu ktk kto ktp ktr kts ktt ktu kui kuk kup kur kus kut kuu o-i oii oik oio oip oir ois oit oiu oki okk oko okp okr oks oku oo- ooi ook ooo oop oor oos oot op- opi opk opo opp opr ops opt or- ori ork oro orp orr ors ort oru os- osi osk oso osp osr oss ost osu ot- oti otk oto otp otr ots ott otu ou- oui ouk ouo oup our ous out p-p pii pik pio pip pir pis pit piu pki pko pkp pkr pks pkt pku poi pok poo pop por pos pot pou ppi ppk ppo ppp ppr pps ppt ppu pri prk pro prp prr prs prt pru ps- psi psk pso psp psr pss pst psu pt- pti ptk pto ptp ptr pts ptt ptu pui puk pup pur pus put puu rii rik rio rip rir ris rit rkk rko rkp rks rkt rku roi rok roo rop ror ros rot rou rpi rpk rpo rpp rpr rps rpt rpu rri rrk rrp rrr rrs rrt rru rsi rsk rso rsp rsr rss rst rsu rti rtk rto rtp rtr rts rtt rtu rui ruk ruo rup rur rus rut ruu sii sik sio sip sir sis sit siu sk- ski skk sko skp skr sks skt sku soi sok soo sop sor sos sot sou spi spk spo spp spr sps spt spu sr- sri srk sro srp srr srs srt ss- ssi ssk sso ssp ssr sss sst ssu sti stk sto stp str sts stt stu sui suk suo sup sur sus sut suu tii tik tio tip tir tis tit tiu tkk tko tkp tkr tks tkt to- toi tok too top tor tos tot tou tpi tpk tpo tpp tpr tps tpt tpu tri trk tro trp trr trs trt tru tsi tsk tso tsp tsr tss tst tsu tti ttk tto ttp ttr tts ttt ttu tui tuk tuo tup tur tus tut tuu uii uio uip uir uis uit uiu uki ukk ukp ukr uku uok uoo uop uor uos uot up- upi upk upo upp upr ups upt upu ur- uri urk uro urp urr urs urt uru usi usk uso usp usr uss ust usu uti utk uto utp utr uts utt utu uur uus uut uuu