imdi imds imfi imid imir immi immo imms imod imof imou imrc imri imro imrr imsc imsf imsi imso imsr imss imsu imus iobi ioci iod- iodd iodo iofc ioii ioio iomo ioof iooi iooo ioos iori iors ioso iosu ious irbm ircc ircd ircs ircu irdc irdo irds irfm irfu iri- iric irid irio iris irmc irmo irms irob iroc irod irrc irri irrs irsf irus isbd iscc iscd isci isco iscr iscs iscu isdb isdc isds isfc isic isim isis ismc ismi ismo isms iso- isoc isof isor isos isri issc issf issi isso issr isss issu isum isus iucc iuds iuiu iums iusd iuss mbbs mbci mbcs mbdb mbim mbio mbis mbms mbou mbrs mbsf mbus mcbc mcbi mccc mccd mcci mcdc mcdd mcdi mcdo mcfc mcfd mcic mcii mcmc mcmi mcrc mcrd mcri mcsd mcss mdbf mdcc mdci mddm mdds mdfi mdic mdii mdis mdmc mdmf mdoc mdos mdrc mdsd mdud mfbm mfcc mfds mfor mfou mfri mfrs mfsb mibc mibs micc micd mici mico micr mics mid- midi mido mids mifc miff mifi miii miio miis mim- mimd mimi mimo mims mio- mios mirc mird miri miro mirr mirs miru mis- misc misd misi miso misr miss misu miui mmcc mmcd mmci mmcm mmcs mmdb mmdc mmdf mmdi mmds mmfd mmff mmic mmii mmis mmmc mmmd mmmm mmms mmod mmor mmrc mmrf mmsc mmsd mmsu mmus mobb mobi mobo mobs moco mocs modd modi modo mods modu moff mofo mofu moif moii moio moir mois momi momo moms momu moob mooc mood moor moos morb mord morf mori moro mors moru mosc mosi moso moss mosu moud mouf mour mous mr-c mrbb mrbm mrbs mrcb mrcc mrcs mrdd mrds mrfc mris mrmc mrmd mrrc mrsc mrsd mrsi mrud mscc msci msco msdc msfc msff msfs msic msid msmb msmc msmm msms msmu msor msrb mssf mssi mssm mssr msud msus mubi mubo mubs muc- mucc mucu mudd mudi muds mudu mufc muff mufi mufu muid muir muis mumm mumo mums mumu muos murc murd muri muro murr murs muru musc musd musi muso muss musu obbo obid obis oboi obor obos obri obro obsd obsr obss obus ocbc occc occi ocds ocis ocms ocom ocos ocro ocrr ocrs ocum ocur odbo odci oddd oddi odds odic odio odir odis odiu odmr odom odoo odor odos odou odso odum odur odus ofcr ofdr off- offc offo offr offs offu ofid ofor ofus oici oido oids oiii oimb oios oisc oisd oism oisu oium ombo ombu omdb omic omid omim omio omis omo- omoi omoo omor omri omro omsi omuo omus oobi oocr oodi ooff oofs ooid ooms oooo ooos oord oosi oous orbb orbi orbo orbs orbu orci orco orcs ordo ords ordu orff orfi orfs orfu ori- oric orid orif orio oris ormo oro- orof orom oror oros orri orro orrs orsi orso orsu orub orum orus oscc osci osco osdi osii osim osis osm- osmo osoi osoo osor osos osrd osro ossb ossd ossi osso ossu osum oubs oucc oudc ouds oufc ouff ouii ouir ouis oumi our- ouro ours ousd ouu- rbbb rbbr rbbs rbds rbis rbms rbsd rbss rcbc rcbo rccb rccc rccs rcdc rcds rcfc rcic rcid rcis rcms rcos rcrd rcsc rcsd rcsi rcss rdbm rdcm rdio rdms rdoc rdos rdso rfdi rfds rffc rfic rfid rib- ribo ribs ribu ricc rico rics ridc ridd ridi rido rids riff rifs rifu riif riis rimi rimm rimo rims rimu riom rios riou riri rirs risc risd risi rism riso riss risu rius rmbs rmif rmsc rob- robb robi robo robs robu rocc roco rocs rodd rodi rodo rods rofc roff rofo roid roif roio roir rois roiu romb romd romi romm romo roms roob rood roof rooi room roor roos rorc rori roro roru rosc rosi roso ross roub roud rouf roum rous rrfc rrif rrmc rrrr rrum rsbi rscc rscs rsdd rsds rsfc rsid rsis rsos rsum rubb rubi rubs rubu ruci rudd rudi rudo ruds rufc ruff rufo ruid ruif ruis rumb rumi rumm rumo rums rurc rurd ruri ruro rurs ruru rusi ruso russ rusu ruud s-ib s-ic s-ii s-os sbbs sbcc sbcs sbds sbfc sbic sbmc sbor sbsd sbsi sbus scbi sccc sccm sccs scdc scdf scds scfc scfi scfm sci- scic scid scif scim scio scir scis scmc scmm scmo scms scob scom scoo scor scr- scrc scri scrs scsc scsd scsi scso scsr scsu scub scud scum scur sdcc sdco sddc sdds sdfc sdib sdic sdif sdio sdmo sdms sdrc sdrs sdsc sdsf sdsm sdss sdsu sfbc sfcc sfco sfcs sfdc sffc sfio sfmm sfor sfos sfrc sfro sfss sfsu sibc sibi sibo sibs sibu sicc sici sicm sico sics sicu sidd sidi sido sidr sids siff sifo sifr sifu siim simd simi simm simo sims siod sior sios siou sirc sirf siri siro sirr sirs siru sisc sisd sisi siss sisu siui sium sius smbc smbf smcc smdc smdr smic smid smif smis smoc smod smof smos smrf smsc smsd smss smur smus sobo sobr sobs sobu soci socm soco socr socs sodd sodo sods sodu sofi sofo soic soif soim soir sois somb somi somm somo sood soof soom soor soos sorb sord sori sorm soro sorr sors soru sosi soso soss soud souf soum sour sous srbc srcc srfc srfi srib srim sris srmc sros srsd srub ssbr sscc ssci sscs ssdc ssdd ssdf ssdm ssfc ssid ssis ssmc ssoc ssrc ssri ssrm ssrs sssb sssc sssf sssi sssm ssss sub- subb subd subi subm subo subs suc- succ suci sucr sucs sudd sudi sudo suds suf- sufc suff sufi sufr sufs sufu suid suio suir suis sum- sumd sumi sumo sums sumu suor suos sur- surc surd surf suri suro surr surs suru sus- susd susi suso suss susu suum suus ubbi ubbo ubic ubid ubii ubir ubis uboc ubod ubos ubud ucbc ucci ucdc ucdd ucfb ucio ucmc ucom ucos ucrc ucsb ucsc ucsd ucsf ucsm ucsu udbc uddi udds