fff ffr ffs fft ffu frf frr frs frt fru fsf fsr fss fst fsu ftf ftr fts ftt ftu fuf fur fus fut fuu rff rfr rfs rft rfu rrf rrr rrs rrt rru rsf rsr rss rst rsu rtf rtr rts rtt rtu ruf rur rus rut ruu sff sfr sfs sft sfu sr- srf srr srs srt ss- ssf ssr sss sst ssu stf str sts stt stu suf sur sus sut suu tff tfr tfs tft tfu trf trr trs trt tru tsf tsr tss tst tsu ttf ttr tts ttt ttu tuf tur tus tut tuu uff ufr ufs uft ufu ur- urf urr urs urt uru usf usr uss ust usu utf utr uts utt utu uur uus uut uuu

ffff ffrr ffss fftf frst fssf ftrs ftsr fuff fufu fur- furr furs furt fuss fust fusu futs futu rrrr rsts rstu rtss rtts ruff ruft rurs ruru russ rust rusu ruts rutt rutu sfss sfsu sfts srtr ssrs sssf ssss ssts stfu strs stru stsf stss sttr stuf stur stus stut suf- suff sufr sufs sufu sur- surf surr surs surt suru sus- suss sust susu sutu suus tfrs tfss trfr trst trtr trus trut truu tssf tssr tsst tsts ttff ttss tttt tuff tuft tufu turf turr turs turt turu tuss tust tuts tutt tutu urff urft urss ursu urts urur urus urut usfs ussf ussr usss usst ussu usts usus uttu uutf uuuu

frust ftrtt fu-fu fuffs furrs furst furus fusts fusus futsu futur rsssf rsust ruffs rufus rusts rustu ruutu sssss strrs strut stuff stuft sturt stuss suffr suffs suftu surfs surtr surur surus susus suttu truff truss trust truus tsuru tsuur ttttt tuffs tufts turss turst tursu turtu turut tutus tuuru ursus urutu ustur usutu utfsf uttur uturu uuuuu

furfur furrfu futtsu ruffus rurutu russus sssfrs strust struts strutt stuffs sturts surtur susurr trusts turssu turtur tururu tussur tuttut

sssssss sutturu tut-tut tuttuts

sussurus susurrus

tuff-tuff

trusstrust