hhhh hhhs hhus hnhs hntr hnts hrhs hrun hshs hstn hsts hsur hths httr huhn huhs huhu hunh huns hunt hurn hurr hurs hurt huru hush huss hust huth huts hutt hutu huus nhhs nhnn nhst nnhs nnnn nnss nntn nrhs nrts nshs nsnr nssr nsss nsts nstu nthn nths ntht ntnu ntru ntss ntsu nttr nunn nuns nunt nurn nurr nurs nurt nuru nush nuss nust nusu nuth nuts nutt nutu rhhs rhun rhus rnnt rnsh rnut rrhs rrrr rrun rshs rsnn rsnr rsts rstu rths rtns rtss rtts ruhh ruhn ruhr ruhs runn runs runt rurs ruru rush russ rust rusu ruth ruts rutt rutu ruun shhh shhs shrs shts shun shur shus shut shuu snhs snns snrs sntr snur snus srhs srnn srtr sshs ssns ssrs sssh ssss ssth ssts sthn sths stnn stnr stns strn strs stru stss sttr stun stur stus stut suhr sun- sunn suns sunt sunu sur- surn surr surs surt suru sus- suss sust susu sutu suus thnt thru thsr thss thtr thts thun thur thus tnsh tnts tnut trhs trst trtr trun trus trut truu tshs tssr tsst tsts tsun ttss tttt tuhs tuht tuhu tunn tuns tunu turn turr turs turt turu tush tuss tust tuts tutt tutu uhrs uhss uhuh unns unrs uns- unst unth unts unus unut urns urrh urss ursu urth urts urun urur urus urut ushr ushs ushu usnr usnu ussr usss usst ussu usts usun usus uttu uuuu