dddd ddot ddpo ddps ddss ddts dnpo dntp dntt dod- dodd dodo dods dond donn dono donp dons dont dood doon doop doos doot dopo dopp dops dopt doso doss dost dotd doto dots dott dpdt dpos dpsd dpst dpts dsdp dsos dsps dspt dssn dssp dsst dstn dsto dsts dtdp dtot dtss dttp nddo ndnp ndnt ndop ndos ndpd ndps ndss nnnn nnos nnot nnss nntn nodo nods non- nonn nono nons nont noo- noon nooo noop noos noot nops nos- noss nost not- noto nots nott nppd npss nptn nsds nsdt nsos nsps nsso nssp nsss nstd nstp nsts ntds ntnd ntop ntpd ntss ntto oddd odds odon odoo odop odos odot odso odts ondo onno onod onon onos onpt onso onst ont- onto oons oont oooo ooos oops oost ootp oots opds opo- opon opos oppo opps optn opto opts osno osoo osos ossd osso osts oto- oton otoo otos otpp otso otto otts pdns pdos pdpn pdsd pdss pnon pnot pnpo pnpp pntd pod- podd podo pods pond pono ponp pons pont pood poon poop poos poot pop- popo popp pops popt posn poso poss post potd poto pots pott ppds ppod ppos pppd pppn pppo pppp ppps ppss pptn ppts pptt psdp psds pson psos pspp psps psso psst psts ptop ptpd ptsd s-os sdds sdot sdps sdss snns snod snoo snop snos snot snpo snpp snsd sodd sodo sods son- sond sono sons sont sood soon soop soos soot sopd sopo sopp sops soso soss sost sotn soto sotp sots spdp spdt spns spod spon spoo spop spos spot sppd spps spsd spso spsp spss spst spto spts ssdd ssdp ssns ssop ssot sspo ssps sspt ssss sstd sstp ssts stds stnd stnn stns stod ston stoo stop stos stot stpd stpp stps stss sttd tdss tndd tnsp tnts todd todo tods todt tonn tono tons tood toon toos toot top- topd topo topp tops topt toso toss tost totd toto tots tott tpon tppd tppp tptp tsop tsos tspn tspo tsps tspt tsst tsts tton ttop ttss tttt