ffff ffhs ffii ffss fhfs fhhs fhss fiff fifi fifo fiii fiil fili fill filo fils fios fish fisi fiss flhs flii flis floo flos fofo fohs foil fois foli foll folo fols foof fool foos fosh fosi foso foss fsfi fsfo fshs fssf h-ii hfhs hfss hhhh hhhs hhof hiff hifh hifi hifo hihi hiho hiil hiis hili hill hilo hils hish hiss hlhs hlss hoff hofs hohl hoho hoif hoil hois hol- holh holi holl holo hols hoof hool hoos hosh hoss hsfs hshs hsls ifil ifis ifso ihis ihss iihl iiii iiio iiis iioi iioo iios iisi ilio ilis ill- illi illo ills iloo ilos ioii ioio iolo ioof iooi iooo ioos ioso ishi ishs isil isis isls iso- isof isol isos issf issh issi isso isss lfhs lhhh lhhs lhss liff lifl lifo lih- lihi liho liii liis lili lill lilo lils lio- lios lish lisi liso liss llhs llll lloo loff lofi lohi loho lohs loif lois loli loll lolo lols loof lool loos losh losi loso loss lshs lsof lsoh lsso off- offh offo offs ohhi ohho ohhs ohif ohio ohis ohoh ohos ohso ohss oiii oils oios olfs olio olis olli ollo olof olos olsh olsi ooff oofs ooho oohs oolo oooh oooo ooos oosi oshi osho oshs osii osis osli oslo osoi osoo osos ossi osso s-ii s-os sfhs sfio sfls sfos sfss shhh shhs shih shii shil shio shis shl- shls shof shoo shos siff sifl sifo sihi sihl sihs sil- silf sili sill silo sils siol sios sish sisi siss sl-i slhs sloh sloo slos sofi sofo sohh sohl soho sohs soif soil sois solf solh soli soll solo sols soof sool soos sosh sosi soso soss ssfl sshl sshs ssis sssf sssh sssi ssss