dddd ddss ddts dfds dfdt dfts dhfs dhis didi dids didu dif- diff difs dihu diii diis dis- disd dish disi diss dist dith diti dits ditt dius dshs dsif dssi dsst dsts dthd dtss dudd duds dudu duff dufu duhs duhu duid duif duis duit dush dusi dust duts duut fdhs fdst fdti ffff ffhs ffii ffss fftf fhfs fhhs fhit fhss fidf fids fiff fifi fift fiii fisd fish fisi fiss fist fisu fiti fits fitt fsfi fshd fshs fssf ftdi fths ftii fudd fudi fuff fufu fuhs fuid fuit fusd fusi fuss fust fusu futi futs futu h-ii hdhs hdif hdss hdtt hfhs hfss hhds hhhh hhhs hhus hidi hids hiff hifh hifi hihi hiht hiis hiit hiiu hisd hish hiss hist hiti hits hitt hsfs hshs hsts hths hudd hudi huds hudu huff hufs hufu huhi huhs huhu huid huif huis huit hush husi huss hust huth huti huts hutt hutu huus idid idis idsf idss idts idus ifht ifid ifis ifit ihis ihit ihss ihud iiht iiii iiis iiit iisd iisi iist iisu iitt isds ishi ishs isis isit issf issh issi isss issu istd isth isti ists isuh isus iths itif itis itsf itsi itsu ittf iuds iuiu iusd iuss iust s-ii sdds sdhd sdhs sdif sdsf sdss sdsu sfhs sfss sfsu sfts shft shhh shhs shid shih shii shis shit shiu shts shud shuf shui shus shut shuu sidd sidh sidi sids siff sift sifu sihi sihs siht sihu siit sisd sish sisi siss sist sisu sit- sitd sith siti sits sitt situ siui sius siut ssdd ssdf sshs ssid ssis ssit sssf sssh sssi ssss sstd ssth ssts stds stfu sths stid stif stih stis stit stsf stsi stss sttd stud stuf stus stut sudd sudh sudi suds suf- suff sufi sufs sufu suhi suid suis suit sus- susd susi suss sust susu suti sutu suus tdff tdhs tdis tdss tfsd tfsi tfss thds thi- thif this thsd thss thts thud thus tidd tids tiff tift tiht tihu tiit tiiu tish tisi tiss tist tith titi tits titt titu tshi tshs tsid tsis tssf tssi tsst tsts tsui ttff ttss tttt tudi tudu tuff tufi tuft tufu tuhs tuht tuhu tuis tuit tuiu tusd tush tusi tuss tust tuti tuts tutt tutu uddi udds udid udsd udts uh-d uhid uhss uhti uhuh uisd uist uits usdf usds usdt usfi usfs ushi ushs ushu usif usis ussf usss usst ussu usti usts usui usus utid utis utti uttu uusi uutf uuuu