h-ii hhhh hhhs hhip hihi hiho hiis hipo hipp hips hiri hiro hirs hish hiss hoho hoip hoir hois hoop hoor hoos hopi hopo hopp hops hori horo horr hors hosh hosp hoss hphs hpps hpss hrhs hrip hros hrpp hrps hrso hshs hsps hssp ihis ihop ihss iiii iiio iiis iioi iioo iiop iios iirs iisi iisp iisr ioii ioio iooi iooo ioos iops iori iors ioso iphr ipoh ipop ipos ippo ippr ipri ipsi ipso ipsp ipss irhs iri- irio irip iris iroh irop irps irri irrs irsp ishi ishr ishs isis iso- isop isor isos ispr isps isri isrp issh issi isso issp issr isss ohhi ohho ohhs ohio ohis ohoh ohos ohso ohss oiii oios ooho oohs oooh oooo ooos oops oosi ophi ophs opii opio opis opo- opor opos oppi oppo opps opsi orhs ori- orio oris oro- oror oros orph orpi orps orri orro orrs orsi orso oshi osho oshp oshs osii osip osis osoi osoo osor osos osro ossi osso phhs phi- phip phis phoh phoo phos phrr phrs piip pipi pipo pipp pips piri piro pirr pirs pish pisi piso piss pohs poio pois pooh poop poor poos pop- popi popo popp pops pori poro porr pors posh posi poso poss pphi pphs ppih ppos pppo pppp ppps ppsh ppss prhs pri- prii pris pro- proo prop pros prps prri prrs prsi prso prss pshs psip psis psoi psos psph pspi pspp pspr psps psrp psso rhhs rhio rhoh rhos riho rihs riis rios ripi ripp ripr rips riri rirs rish risi riso risp riss rohr rohs roio roir rois rooi roop roor roos ropo rops rori roro rosh rosi roso rosp ross rpho rphs rpii rpos rpps rrhs rrrr rrsp rshs rsis rsos rspo rsps s-ii s-os shhh shhs shih shii shio ship shir shis shoo shop shor shos shps shri shrp shrs sihi sihr sihs siop sior sios sipi sipo sipp sips siri siro sirp sirr sirs sish sisi siss sohh soho sohp sohs soir sois soop soor soos soph sopi sopo sopp sops sorh sori soro sorr sors sosh sosi soso soss sphr sphs spio spip spir spis spoo spop spor spos spps spri spro sprs spso spsp spss srhs sris sros srps srsp sshs ssis ssop sspo ssps ssri ssrs sssh sssi ssss