-ic c-- ccc cci cco ccr ccs ccu ci- cic cii cio ciq cir cis ciu co- coc coi coo coq cor cos cou cqc cqi cqo cqs crc cri cro crq crr crs cru csc csi cso csq csr css csu cuc cui cuo cuq cur cus cuu icc ici ico icq icr ics icu iic iii iio iir iis iiu io- ioc ioi ioo ior ios iou iqc iqs iqu ir- irc iri iro irq irr irs iru is- isc isi iso isq isr iss isu iu- iuc iui iur ius o-i oc- occ oci oco ocr ocs ocu oic oii oio oir ois oiu oo- ooc ooi ooo oor oos oqo or- orc ori oro orr ors oru os- osc osi oso osq osr oss osu ou- ouc oui ouo our ous qcc qci qco qcs qic qio qir qis qiu qoi qoo qor qos qqq qqu qrc qri qrs qru qsc qsi qso qsr qu- qui quo qur qus rcc rci rco rcr rcs rcu ric rii rio riq rir ris roc roi roo ror ros rou rqc rqs rrc rri rrq rrr rrs rru rsc rsi rso rsq rsr rss rsu ruc rui ruo rur rus ruu scc sci sco scr scs scu sic sii sio siq sir sis siu soc soi soo soq sor sos sou sqi sqq sqr sqs sr- src sri sro srq srr srs ss- ssc ssi sso ssq ssr sss ssu suc sui suo suq sur sus suu ucc uci uco ucr ucs ucu uic uii uio uiq uir uis uiu uoc uoo uor uos ur- urc uri uro urr urs uru usc usi uso usr uss usu uuc uur uus uuu