i-v iii iim iio iir iis iiu iix im- imi imm imo ims imu imv imx imy io- ioi iom ioo ior ios iou iov ir- iri irm iro irr irs iru irv irx iry is- isi ism iso isr iss isu isv isy iu- iui ium iur ius ivi ivo ivr ivs ivu ivv ivx ivy ixi ixy iym iyo iyr iys iyy m-o m-r m-v mi- mii mim mio mir mis miu miv mix miy mmi mmm mmo mmr mms mmu mmv mmx moi mom moo mor mos mou mov mox moy mri mrm mro mrr mrs mru mrv mrx mry msi msm mso msr mss msu msv msx msy mui mum mur mus muu mux muy mvi mvm mvo mvr mvs mvv mvy mxi mxr mxs mxu my- mym myo myr mys myu myv myx o-i oii oim oio oir ois oiu oiv om- omi omm omo omr oms omu omv omx omy oo- ooi oom ooo oor oos oov oox or- ori orm oro orr ors oru orv orx ory os- osi osm oso osr oss osu osv osx ou- oui oum ouo our ous ov- ovi ovo ovs ovv ox- oxi oxo oxx oxy oyi oyo oys rii rim rio rir ris riv rix riy rmi rmm rmo rmr rms rmv rmx roi rom roo ror ros rou rov rox roy rri rrm rrr rrs rru rsi rsm rso rsr rss rsu rsv rsx rui rum ruo rur rus ruu ruv rux ruy rvi rvm rvo rvr rvs rvu rvv rvy rxr rxs ry- rym ryo ryr rys ryu ryy sii sim sio sir sis siu siv six smi smm smo smr sms smu smv smx smy soi som soo sor sos sou sov sox soy sr- sri srm sro srr srs srv srx sry ss- ssi ssm sso ssr sss ssu ssv ssx sui sum suo sur sus suu suv sux suy svi svm svo svr svs svu svv svx svy sxi sxm sxs sxu sy- syi sym syr sys syu syx uii uim uio uir uis uiu um- umi umm umo umr ums umu uom uoo uor uos uox ur- uri urm uro urr urs uru urx ury usi usm uso usr uss usu usv usx uum uur uus uuu uvm uvo uvs uvu uvv uxo uxr uxu uyi uyo uys uyu vi- vii vim vio vir vis viu viv vix viy vm- vmi vmm vmo vmr vmu vmx voi vom voo vor vos vou vov vox voy vri vrm vrr vrs vru vry vsi vsm vso vsr vss vsu vsv vum vur vus vuv vvi vvm vvo vvr vvs vvv vxr vxs vxv vym xii xio xis xiu xiv xix xmi xmm xmo xmr xms xmu xmx xoi xom xoo xor xos xov xox xrx xry xsi xsm xss xui xus xuv xvi xxi xxo xxv xxx xxy xyr xyy yii yim yio yir yis ymi ymm ymo yms yoi yom yoo yor yos you yox yoy yro yrs yru ysi ysm yso ysr yss ysu ysy yui yum yuo yur yus yuu yuv yux yuy yvi yvo yvr yvy yxy yys yyu yyy