idir idis idrc idre idrf idsc idse idsf idss idub idus iecc iedr ieds ieie iere ieri iers iesc iesg iesi iesr iesu ieud ifbb ifcd ifer ifes ifge ifhe ific ifid ifis ifrb ifrf ifri ifsb ifsc igbc igcc iger iges igfc iggs ighd ighe igis igri igue igus ihcc ihdr ihed iher ihis ihrc ihrd ihre ihss ihub ihud ihug iicd iide iied iies iiie iiii iiis iirc iirs iisc iisd iisi iisr iisu iiuc irbe ircc ircd ircg ircs ircu irdc irds ired iree irer ires irfe irfu irgs irhs iri- iric irid irie irig iris irrc irre irri irrs irse irsf irsg irus isbd isbe iscc iscd isch isci iscr iscs iscu isdb isdc isde isds iseb isec ised isee iseh iser ises isfc isgc ishe ishi ishr ishs isic isie isis isrg isri issc isse issf issh issi issr isss issu isuh isus iucc iuce iuds iuef iuge iugs iuiu iusd iuse iuss rbbb rbbr rbbs rbds rbgh rbhs rbis rbsd rbss rcbc rccb rccc rccs rcdc rcde rcds rcfc rcgc rchb rchs rcic rcid rcis rcrd rcrg rcsc rcsd rcsi rcss rder rdgs rdhs rebb rebe rebs rebu recc recd rece rech reci recr recs recu redc redd rede redh redi redr reds redu reeb reed reef rees refd refe reff refg refi refr refs refu regd rege regi regr regs regu rehb rehe rehi rehs reid reif reii reir reis reiu rerd rere rerg reri rers reru rese resh resi ress reue reuf reus reuu rfdi rfds rfef rffc rfgs rfhs rfic rfid rgbe rgbi rgds rghs rhbg rhce rhcg rheb rhee rhes rhfs rhhs rhib rhue rhug rhus rib- ribe ribs ribu ricc rice rich rics ridc ridd ride ridi rids ried rief rier ries rieu rife riff rifs rifu rige rigg righ rigi rigs rigu rihs riif riis rire riri rirs risc risd rise rish risi riss risu riue rius rred rrfc rrhs rrif rrrr rsbi rscc rsch rscs rsdd rsdg rsds rsee rsfc rsgb rsgc rshd rshs rsid rsis rsre rubb rube rubi rubs rubu ruce ruch ruci rudd rude rudi ruds rued ruer rues rufc rufe ruff ruge rugg rugh rugi rugs ruhe ruhh ruhi ruhr ruhs ruid ruif ruis rurc rurd rure ruri rurs ruru ruse rush rusi russ rusu ruud s-ib s-ic s-ii sbbs sbcc sbcs sbds sbef sber sbfc sbhc sbhs sbic sbig sbsd sbse sbsi sbus scbi sccc scce sccs scdc scdf scdg scds scec scee sceg scer scfc scfe scfg scfi scgs sch- sche schh schi schr schs sci- scic scid scie scif scir scis scr- scrc scre scri scrs scsc scsd scsh scsi scsr scsu scub scud scug scur sdcc sdch sddc sdds sdef sder sdes sdfc sdge sdgs sdhb sdhd sdhs sdib sdic sdif sdrc sdrs sdsc sdsf sdss sdsu se-c se-d se-e se-f se-g se-h se-i se-s se-u sebe sebi sebs sec- secc secd sece secg sech secr secs secu sede seds seeb seec seed seef seeg seeh seer sees seeu seff sefi sege segg segh segi segs segu sehe sehr sehs seid seie seif seih seii seir seis seiu serb serc serd sere serf serg seri serr sers seru sesc sese sesh sesi sess seui seur sfbc sfcc sfcg sfcs sfdc sfer sffc sfhs sfrc sfss sfsu sgcb sgcd sgce sgcg sgef sger sges sggg sggs sghc sghs sgic sgsd sgsh sgss shbs shcc she- sheb shed shee shef sheh sher shes sheu shgc shgr shhh shhs shib shid shie shig shih shii shir shis shiu shre shri shrs shsc shub shud shue shuf shug shui shur shus shuu sibc sibe sibi sibs sibu sicc sice sich sici sics sicu sidd side sidh sidi sidr sids siec sied sief sieg sier sies sife siff sifr sifu sigd sige sigg sigh sigi sigs sihi sihr sihs sihu sirc sire sirf siri sirr sirs siru sisc sisd sise sish sisi siss sisu siue siui sius srbc srcc srch srde sreb srec sres srfc srfi srgb srhs srib sris srsd srub ssbr sscc ssce ssci sscs ssdc ssdd ssdf ssec ssee sses ssfc ssgs sshs ssid ssis ssrc ssrg ssri ssrs sssb sssc sssf sssh sssi ssss sub- subb subd subg subh subi subs suc- succ such suci sucr sucs sudd sude sudh sudi suds sued suee suer sues sueu suf- sufc suff sufi sufr sufs sufu sug- suge sugg sugh sugi suhb suhi suhr suid suie suig suir suis sur- surc surd sure surf surg suri surr surs suru sus- susd suse susi suss susu suus u-ie ubbe ubbi uber ubic ubid ubii ubir ubis ubud ucbc ucci ucdc ucdd uces ucfb uche uchi uchs ucrc ucsb ucsc ucsd ucsf ucsu udbc uddi udds uder udgb udge udic udid udig udir udsd ueir uers uess ufcu ufer uffe ugcc ugcg uggs ughe ughi ughs ugis ugri ugur uguu uh-d uhde uher uhid uhrs uhss uhuh uies uige uirr uisd uise urbe urbi urbs urch urci urde urds urdu ure- ured ureh ures urfe urff urfi urge urgh urgi urgu urib uric urie urif uris uriu urre urrh urri urse ursi urss ursu urur urus usbc usbe usbr usbs uscc usce uscf uscg usch uscs usdc usde usdf usds used usee usef user uses usfc usfi usfs ushi ushr ushs ushu usie usif usis ussb ussc usse ussf ussr usss ussu usui usus uuri uusi uuuu

b-e-d bbbee bbser bbsrc bbuss bcced bcdef bcers bcisd bd-re bdsec bdser bdubs be-er bebed beber bebes bebic beche becic beciu becue bedde bedee beder bedes bedid bedri bedse bedub bedue bedug beebe beebs beech beede beedi beefs beerd beeri beers beesd beffe befie befis befur begee begge beggs begic begue begur beher behie behir behue behuf beibi beice beide beidi beidu beier beife beige beigh beihe beihu beird beire beirs beisu beius berbe bercu berde berdu berec bered bereg bereh berei beres berge bergh bergi bergs berhe berid berie berig beris beriu berre berri berru berse berus besch besed besee beshe besic besie besri besse bessi