dddd ddss dod- dodd dodo dods dond donn dono donr dons dood doon door doos dord dorn doro dorr dors doso doss drno drod dron drrs dsdr dsos dsrr dssn nddo ndor ndos ndss nnnn nnos nnss nodo nods non- nonn nono nons noo- noon nooo noor noos nor- nord norn noro norr nors nos- noss nrds nron nrrd nsds nsnr nsos nsrd nsso nssr nsss oddd odds odon odoo odor odos odso ondo onno onod onon onor onos onso oons oooo ooos oord ordn ordo ords orno orns oro- oron oror oros orro orrs orso osno osnr osoo osor osos osrd osro ossd osso rdos rdso rnds rnod rodd rodo rods rond rono rons rood roon roor roos roro roso ross rrrr rsdd rsds rsnn rsno rsnr rsos s-os sdds sdrs sdss snns snod snoo snor snos snrs snsd sodd sodo sods son- sond sono sons sood soon soor soos sord sorn soro sorr sors soso soss srnn srno sros srsd ssdd ssns ssrs ssss