prsi prso prss psac psap psas psca psci psco psdc psdi psdp psdr psds psia psid psip psis psna psnc psni psnr psoa psoc psoi pson psos pspi pspp pspr psps psrd psrp pssa pssc psso raad raan raas rac- raca racc raci raco racs rada radc radd rado radr rads raia raic raid raii rain raip rair rais rana ranc rand rani rann rano rans raoc raop raos rapa rapc rapd rapi rapp raps rara rari raro rars rasa rasc rasd rasi raso rasp rass rcac rcas rccc rccs rcdc rcds rcic rcid rcis rcnr rcon rcos rcpd rcpi rcpo rcps rcrd rcsa rcsc rcsd rcsi rcss rdac rdap rdas rdio rdna rdoc rdos rdpc rdso riaa riad riai rian rias rica ricc rico rics rida ridc ridd ridi rido rids riia riin riis rina rind rinn rino rion rios ripa ripd ripi ripp ripr rips riri rirs risa risc risd risi riso risp riss rnai rnas rnco rncp rncs rndc rndp rnds rnin rnod rnsp road roan roap roar roas roca rocc roco rocs roda rodd rodi rodo rods roia roid roin roio roir rois rona ronc rond roni rono rons rood rooi roon roop roor roos ropa ropo rops rora rorc rori roro rosa rosc rosi roso rosp ross rpca rpcs rpdp rpii rpon rpos rppn rpps rrad rras rrna rrrr rrsp rsaa rsai rscc rscn rscs rsdd rsds rsid rsis rsna rsnn rsno rsnr rsos rspo rsps rssa s-ic s-ii s-os sa-c saac saad saan saap saar saas saca sacc sacd saci sacn saco sacr sacs sada sadc sadd sadi sado sadr sads saia saic said sain saip sair sais sana sand sani sann sano sanr sans saoi saon saor saos sapa sapi sapo sapp saps sara sarc sard sari sarn saro sarp sarr sars sasa sasc sasd sasi saso sass scaa scac scad scai scan scap scar scas sccc sccp sccs scda scdc scdp scds sci- scia scic scid scin scio scip scir scis scna scnd scnr scon scoo scop scor scpa scpi scpo scps scr- scra scrc scri scrn scrs scsa scsc scsd scsi scsn scso scsr sdap sdcc sdco sddc sdds sdic sdio sdna sdpr sdps sdrc sdrs sdsc sdss siaa siac siai sian sias sica sicc sici sico sicp sics sida sidd sidi sido sidr sids sina sind sini sinn sino sinp sins siod sion siop sior sios sipa sipc sipi sipo sipp sips sira sirc siri siro sirp sirr sirs sisa sisc sisd sisi siss snad snap snar snas snca sncc snco sncp snda snia snid snip snir snns snoa snoc snod snoo snop snor snos snpo snpp snra snrs snsd soad soan soap soar soas soca soci soco socr socs soda sodd sodo sods soia soic soin soir sois son- sona sond soni sono sons sood soon soop soor soos sopa sopd sopi sopo sopp sops sora sord sori sorn soro sorr sors sosa sosi soso soss sp-a spac spad span spap spar spas spca spcc spco spcs spdc spdp spdr spia spic spin spio spip spir spis spns spoc spod spon spoo spop spor spos sppd spps sprd spri spro sprs spsa spsd spso spsp spss sras srcc sris srna srni srnn srno sros srpc srps srsd srsp ssaa ssac ssan ssao ssap ssas ssca sscc ssci sscp sscs ssdc ssdd ssdp ssid ssin ssis ssns ssoc ssop sspa sspc sspo ssps ssra ssrc ssri ssrs sssa sssc sssi ssss