hhhhh hhour hi-hi hihos hiisi hipo- hipop hipp- hippi hippo hipps hiroi hiroo hiros hirsh hirur hishu hisis hisiu hisop hisor hispo hissi hisss ho-ho ho-oh hohos hoiss hoops hoori hoors hoosh hopis hoppo hopps hopup horii horio horos horro horru horup horus hoshi hosho hosoi hospi hosps hossu hosur hou-i houir houri hours houss hrhis hross hruso huhuh huhus huish hurri hurso hurup hushi husos husri huuru ihops iiiii iiris iisir ioooi ioooo iorio iphis ipour ipsi- ipsos ipsus irios iris- irish iriss irisu irori irour irous irshi irssi irupi is-is ishii ishis isios isiro isisi isour ispup isshi issor issou issru issus issuu isuus iupps oh-oh oh-so ohiou ohohs ohour ohrio ohuus oishi ooioo ooooh ooooo oopsi ophi- ophio ophir ophis ophur opihi opio- opir opius opoho oppos opsis opusi orius oropi orosh orosi oroso orosu orris orsis oruro oshio oship ososo ospis ossi- ossip ossis ossos ossur osusu ouihi ouir- ouoro ouphs phhir phiph phiri phish phos- phoss phrop piiri piisi piisu pious pipis pippi pippo pipri pirho piros pirou pirri pirro pirui pirus pishu pissi piuri piuro piuru piusi po-po pohio poipu poohs poopo poops poori poors popis popoi popop popos poppi poppo popup poro- poroi poros porri porro porur porus posho posio posip posri pours poush pouss priis prior priss prius proor prop- propp propr props pros- prosh proso pross prush pruss psor- psoup puhoi puppo pupri purio puris puro- puros purrs pursh purus push- puuri puurs rhuis riisu ripio ripup rirpu rishi risps rissh risso rissp risus ro-ro rohri rohru rohus roohi roops roosi ropos roshi rosis rossi rosso rosss rosu roups roush rprop rrsps ruhrs ruiru rupsi rushh rusio rusor russh russi russo s-iii s-o-r shhhh shiho shihr shipp ships shiri shiro shirp shirr shiru shish shiso shiur shoir shooi shoop shoor shoos shopi shops shoro shorr shors shosh shosi shoup shour shous shprh shrip shris shu-i shuis shuri shuru shush sihor sihri sihrs sihui sipho sipoo sipos sippi sippo sipsi sirih sirio siris siriu sirop siror siros sirsi sirup sirur sisis sisor sissi sissu siuri siuru siusi so-ho so-so sohio sohos soirs soori sooru soosi sophi sopho sophs sopor soppo sopup sorio soror soros sorso sorsu sorus soshi soshu soss- sossi sosui sosus souho soups souri sours sous- sphos spir- spiro spirr spiss spohr spoor spor- spori sporo spors sposh sposi sposo spurr spurs ssssh sssss suhoi suhur supor supps supsi supur surir suris surpu suruh surui surur surus sushi susso susus u-pop uh-oh uh-uh uhhoh uhhuh uhohs uhuhs uhuru uiro uispp uorps upshi uropi uros urour urous urphi urris urshu ursus ururi urusi ushio uship ushis ushus usour uspis usurp ususi uusis uuuuu