iii iim iio iir iis iit im- imi imm imo ims imt io- ioi iom ioo ior ios iot ir- iri irm iro irr irs irt is- isi ism iso isr iss ist iti itm ito its itt m-o m-r mi- mii mim mio mir mis mit mmi mmm mmo mmr mms mmt moi mom moo mor mos mot mri mrm mro mrr mrs mrt msi msm mso msr mss mst mti mtm mto mtr mts mtt o-i oii oim oio oir ois oit om- omi omm omo omr oms omt oo- ooi oom ooo oor oos oot or- ori orm oro orr ors ort os- osi osm oso osr oss ost ot- oti otm oto otr ots ott rii rim rio rir ris rit rmi rmm rmo rmr rms rmt roi rom roo ror ros rot rri rrm rrr rrs rrt rsi rsm rso rsr rss rst rti rtm rto rtr rts rtt sii sim sio sir sis sit smi smm smo smr sms smt soi som soo sor sos sot sr- sri srm sro srr srs srt ss- ssi ssm sso ssr sss sst sti stm sto str sts stt tii tim tio tir tis tit tmi tmm tmo tmr tms tmt to- toi tom too tor tos tot tri trm tro trr trs trt tsi tsm tso tsr tss tst tti ttm tto ttr tts ttt