c-p-c ccccc cccsd cd-np cnnnn cntrc cpctc crypt crys- csnps csprs cstcc ctdrs cyrt- cyst- cysts cytyc ddddd ddntp dntps dprts drync dryry drytt dstns dyrdy dysyn dyyss n-p-n ndpcp nsnps nspcc nssnd nstnt nsync ntntd nycpd nycrr nyct- p-n-p pccts pctct pdnsd pptnt prntr pryss pryys pssst pssts psy-s ptprc ptprd ptprn ptprr ptprs ptprt pycn- pynn- pypyn pyr-t rcpsc rcpts rdtsc rnctd rnsts rrsps rsync rttns rynds ryndy ryyty scrsp scrtd sctrs scyrt scyt- sndcp snrnp sprtn spyrr ssdrs sssss stcyr strrs stryd stryn sttns sttsn stydd stydy styrn sycyn sydyr syncs synpr synty synys syrts systs tdnss tntnt tppts tryst tryys tsrcs tsyrt ttttt y-snp y-str ysnyt ytynt