-ic -up c-- ccc cci cck ccp ccr ccu ci- cic cii cik cip cir ciu ckc cki cpc cpi cpk cpp cpr cpu crc cri crk crp crr cru cuc cui cuk cup cur cuu icc ici ick icp icr icu iic iii iip iir iiu ikc iki ikk ikr iku ipc ipi ipp ipr ipu ir- irc iri irk irp irr iru iu- iuc iui iup iur kcc kci kck kcp kcr kcu kic kii kik kip kir kiu kkc kki kkk kkp kkr kku kpc kpi kpk kpp kpr kpu krc kri krk krp krr kru kuc kui kuk kup kur kuu p-p pcc pci pck pcp pcr pcu pic pii pik pip pir piu pkc pki pkp pkr pku ppc ppi ppk ppp ppr ppu prc pri prk prp prr pru puc pui puk pup pur puu rcc rci rcp rcr rcu ric rii rik rip rir rkc rkk rkp rku rpc rpi rpk rpp rpr rpu rrc rri rrk rrp rrr rru ruc rui ruk rup rur ruu ucc uci uck ucp ucr ucu uic uii uip uir uiu ukc uki ukk ukp ukr uku up- upc upi upk upp upr upu ur- urc uri urk urp urr uru uuc uur uuu