iii iim iio iir iis im- imi imm imo ims io- ioi iom ioo ior ios iqs ir- iri irm iro irq irr irs is- isi ism iso isq isr iss m-o m-r mi- mii mim mio miq mir mis mmi mmm mmo mmr mms moi mom moo mor mos mqi mqr mri mrm mro mrq mrr mrs msi msm mso msq msr mss o-i oii oim oio oir ois om- omi omm omo omr oms oo- ooi oom ooo oor oos oqo or- ori orm oro orr ors os- osi osm oso osq osr oss qio qir qis qmi qmr qms qoi qom qoo qor qos qqq qri qrm qrs qsi qsm qso qsr rii rim rio riq rir ris rmi rmm rmo rmq rmr rms roi rom roo ror ros rqm rqs rri rrm rrq rrr rrs rsi rsm rso rsq rsr rss sii sim sio siq sir sis smi smm smo smr sms soi som soo soq sor sos sqi sqm sqq sqr sqs sr- sri srm sro srq srr srs ss- ssi ssm sso ssq ssr sss