bbbb bbbs bbhs bhhs bkhs bksp bobb bobo bobs boho bohs boko boks boob booh book boop boos bopp bops bosh bosk boso boss bphs bshs bsos bspp hbbs hbhs hbos hbss hhhh hhhs hkpo hobo hobs hoho hoko hoks hook hoop hoos hopo hopp hops hosh hosp hoss hphs hpps hpss hshs hsob hsps hssp k-os kbbb kbbk kbbo kbbs kbhb kbhh kbhp kbhs kbkb kbkk kbko kbob kbok kboo kbos kbpk kbpo kbps kbsb kbsk kbso kbss khbs khhk khho khhs khkk khks khob khok khop khss kkbb kkbo kkbs kkhb kkhh kkhk kkkk kkob kkoh kkoo kkpk kkps kksp kkss kobb kobk kobo kobs kohh koho kohs kokb kokh kokk koko kokp koks koob kook kooo koop koos kopb koph kopp kops kos- kosb kosh koso kosp koss kpbb kpbs kphp kphs kpkk kpob kpok kpoo kpop kppk kppo kppp kpsh kpso kpsp ksbh ksbp ksbs kshb kshk ksho kshp kshs kskb kskk ksko ksks ksob ksok ksoo ksop ksos kspb kspk kspo ksps ksso ksss obbo obhs obkb obok obos obss ohho ohhs ohob ohoh ohok ohos ohso ohss okko okok okpo okso ooho oohs oooh oooo ooos oops ophs opo- opos oppo opps osbp osho oshp oshs osoo osos ossb osso pbhs pbpk pbsp phbs phhs phkb phob phoh phoo phos pobo pobs pohs poko pooh pook poop poos pop- popo popp pops posb posh posk poso poss pphs ppos pppo pppp ppps ppsh ppss pshs psos psph pspp psps psso s-os sbbs sbhk sbhs sbsp shbs shhh shhs shok shoo shop shos shps skhs skop skpo skss sobo sobp sobs sohh soho sohp sohs sokk soko sook soop soos soph sopo sopp sops sosh soso soss sphs spok spoo spop spos spps spso spsp spss sshs ssop sspo ssps sssb sssh ssss