gggg ggss gogo gogs goog goor goos goot gorg goro gorr gors gort goso goss gost goto gots gott gotv govs govt grog groo gror gros grot grov grrr grrs grss gsos gstr gtos gvtv gvvv ogog ogro oooo ooos oort oost oots orgo orgs oro- oror oros orot orro orrs orso orto orts orvr orvs osoo osor osos osov osro osso ostr osts oto- otog otoo otor otos otov otro otrs otsg otso otto otts ovo- ovoo ovot rgtr rgts rogg rogo roog roor roos root roro rort roso ross rost rotg roto rotr rots rott rovo rovs rrrr rsos rsts rtgs rtss rtts s-os s-vt sggg sggs sgro sgss sgsv sgts sogo sogs soog soor soos soot sorg soro sorr sors sort soso soss sost sosv soto sots sovo sovs sros srtr srtv ssgs ssgt ssot ssrg ssrs ssss ssts st-v stgr stog stoo stor stos stot stro strs stss sttr stvs svor svrg svtr tgts togo togr togs togt toor toos toot torg toro torr tors tort torv toso toss tost toto totr tots tott tovo trog troo tros trot trst trtr trvs tsgt tsos tssg tssr tsst tsts ttss tttt tvos tvro tvrr tvss tvtv vogt voog voor voot vor- voro vors vort voso voss voto vrot vrto vsto vtrs vvog vvvv