f--k ffff ffhs ffss fhfs fhhs fhss fofo fohs foof fook foos fosh foso foss fsfo fshs fssf hfhs hfss hhhh hhhs hhof hoff hofs hoho hoko hoks hoof hook hoos hosh hoss hsfs hshs k-os kfff kffk kfok kfoo kfsh kfsk khhk khho khhs khkk khks khok khss kkfs kkhh kkhk kkkk kkoh kkoo kksf kkss koff kofh kofk kofo kohh koho kohs kokf kokh kokk koko koks kook kooo koos kos- kosf kosh koso koss ksfh ksfo kshk ksho kshs kskf kskk ksko ksks ksof ksok ksoo ksos ksso ksss off- offh offo offs ohho ohhs ohoh ohok ohos ohso ohss okko okok okso ooff oofs ooho oohs oooh oooo ooos osho oshs osoo osos osso s-os sfhs sfos sfss shhh shhs shof shok shoo shos skhs skss sofo sohh soho sohs sokk soko soof sook soos sosh soso soss sshs sssf sssh ssss