-hou -ous h-ii hhhh hhhs hhip hhus hihi hiho hiis hiiu hipo hipp hips hiri hiro hirs hiru hish hiss hoho hoip hoir hois hoix hoop hoor hoos hoox hopi hopo hopp hops hopx hori horo horr hors hosh hosp hoss houp hour houx hphs hpps hpss hrhs hrip hros hrpp hrps hrso hshs hsps hssp hsur huhi huhs huhu huir huis huor huos hupp hups huri huro hurr hurs huru hush husi huso huss huus huxi ihis ihop ihss ihuo iiii iiio iiis iioi iioo iiop iios iirs iisi iisp iisr iisu ioii ioio iooi iooo ioos iops iori iors ioso iosu ious iphr ipix ipoh ipop ipos ippo ippr ipri ipsi ipso ipsp ipss ipur ipus irhs iri- irio irip iris irix iroh irop irps irri irrs irsp irus ishi ishr ishs isis iso- isop isor isos ispr isps isri isrp issh issi isso issp issr isss issu isuh isup isus iuiu iupp iuss ixos ixxi ohhi ohho ohhs ohio ohis ohoh ohos ohso ohss ohus oiii oios oisu ooho oohs oooh oooo ooos oops oosi oous ophi ophs opii opio opis opo- opor opos oppi oppo opps opsi opsu opus orhs ori- orio oris orix oro- oror oros orph orpi orps orri orro orrs orsi orso orsu orup orus oshi osho oshp oshs oshu osii osip osis osoi osoo osor osos osro ossi osso ossu ouii ouir ouis ouph our- ouro ours ouu- oxi- oxis oxo- oxos oxox oxsi oxus oxxo phhs phi- phip phis phoh phoo phos phox phrr phrs piip pipi pipo pipp pips piri piro pirr pirs piru pish pisi piso piss pisu pius pixo pixx pohs poio pois poix pooh poop poor poos pop- popi popo popp pops pori poro porr pors posh posi poso poss poui poup pour pous pphi pphs ppih ppos pppo pppp ppps ppru ppsh ppss ppur prhs pri- prii pris prix pro- proo prop pros prou prox prps prri prrs prsi prso prss prus pruu pshs psip psis psoi psos psou psph pspi pspp pspr psps psrp psso puhi puir puis puiu pupi pups pupu pur- puri puro purp purr purs puru push pusi puss puxi rhhs rhio rhoh rhos rhus riho rihs riis rios riou ripi ripp ripr rips riri rirs rish risi riso risp riss risu rius rixo rohr rohs rohu roio roir rois roiu rooi roop roor roos roox ropo rops rori roro roru rosh rosi roso rosp ross rouh roup rous roux roxo rpho rphs rpii rpix rpos rpps rrhs rrrr rrsp rshs rsis rsos rspo rsps ruhh ruhi ruhr ruhs ruis rupp ruri ruro rurp rurs ruru rush rusi ruso russ rusu s-ii s-os shhh shhs shih shii shio ship shir shis shiu shoo shop shor shos shou shox shps shri shrp shrs shui shup shur shus shuu sihi sihr sihs sihu siop sior sios siou siox sipi sipo sipp sips siri siro sirp sirr sirs siru sish sisi siss sisu siui sius sixo sixx sohh soho sohp sohs sohu soir sois soop soor soos soph sopi sopo sopp sops sopu sorh sori soro sorr sors soru sosh sosi soso soss soup sour sous soxs sphr sphs spio spip spir spis spix spoo spop spor spos spox spps spri spro sprs spso spsp spss spui spur spus srhs sris sros srps srpx srsp sshs ssis ssop sspo ssps sspx ssri ssrs sssh sssi ssss suhi suho suhr suio suir suis suoh suor suos sup- suph supo supp supr sups sur- suri suro surp surr surs suru sus- susi suso susp suss susu suus sux- u-rp uhoh uhrs uhss uhuh uhup uipi uirr uor- upis upor upos uppp uppu upri upsi upup urho uris uriu urix uro- uroo urox urpo urrh urri ursi urso urss ursu urup urur urus ushi usho ushr ushs ushu usip usis usix usoi usos uspo uspp usps ussr usss ussu usui usus uuri uusi uuuu uxor uxus xhhp xhoi xhri xiii xiph xipu xisi xixi xois xoro xorp xors xoxo xsup xuri xurs xuxu xxii xxix xxxi xxxo xxxx