iii iim iio iir iis iit iix im- imi imm imo ims imt imx io- ioi iom ioo ior ios iot ir- iri irm iro irr irs irt irx is- isi ism iso isr iss ist iti itm ito its itt itx ixi m-o m-r mi- mii mim mio mir mis mit mix mmi mmm mmo mmr mms mmt mmx moi mom moo mor mos mot mox mri mrm mro mrr mrs mrt mrx msi msm mso msr mss mst msx mti mtm mto mtr mts mtt mtx mxi mxr mxs o-i oii oim oio oir ois oit om- omi omm omo omr oms omt omx oo- ooi oom ooo oor oos oot oox or- ori orm oro orr ors ort orx os- osi osm oso osr oss ost osx ot- oti otm oto otr ots ott ox- oxi oxo oxt oxx rii rim rio rir ris rit rix rmi rmm rmo rmr rms rmt rmx roi rom roo ror ros rot rox rri rrm rrr rrs rrt rsi rsm rso rsr rss rst rsx rti rtm rto rtr rts rtt rtx rxr rxs sii sim sio sir sis sit six smi smm smo smr sms smt smx soi som soo sor sos sot sox sr- sri srm sro srr srs srt srx ss- ssi ssm sso ssr sss sst ssx sti stm sto str sts stt stx sxi sxm sxs sxt t-x tii tim tio tir tis tit tix tmi tmm tmo tmr tms tmt tmx to- toi tom too tor tos tot tox tri trm tro trr trs trt trx tsi tsm tso tsr tss tst tsx tti ttm tto ttr tts ttt ttx txi txs txt xii xio xis xit xix xmi xmm xmo xmr xms xmt xmx xoi xom xoo xor xos xot xox xrt xrx xsi xsm xss xst xti xtm xtr xts xtx xxi xxo xxx