nsna nsnr nsra nsrd nssa nssb nssr nsss nsub nuan nuba nubi nubs nuda nudd nudi nuin nuna nunn nuns nura nurd nuri nurn nurr nurs nuru nusi nuss nusu raab raad raaj raan raas raba rabb rabi rabs rabu rada radd radr rads radu raia raid raii rain rair rais raiu raja raji rajs raju rana rand rani rann rans rara rarb rari rars rasa rasd rasi rass rasu raua raub raud raun raus rbbb rbbr rbbs rbds rbis rbsd rbss rdas rdna riaa riab riad riai rian rias riau rib- riba ribs ribu rida ridd ridi rids riia riin riis riji rijn rijs rina rind rinn riri rirs risa risd risi riss risu rius rjdj rnai rnas rnbr rnds rnin rrad rras rrna rrrr rrun rsaa rsai rsaj rsbi rsdd rsds rsid rsis rsna rsnn rsnr rssa rsua ruad ruan ruas ruba rubb rubi rubs rubu ruda rudd rudi ruds ruid ruin ruis ruja runa rund runi runn runs rura rurd ruri rurs ruru rusa rusi russ rusu ruud ruun s-ib s-ii saab saad saaj saan saar saas saba sabb sabi sabr sabs sabu sada sadb sadd sadi sadr sads sadu saia said sain sair sais saja sana sand sani sanj sann sanr sans sanu sara sard sari sarn sarr sars saru sasa sasd sasi sass saua saud saun saur saus sbaa sbai sbar sbas sbbs sbds sbia sbsa sbsd sbsi sbus sdau sdba sdds sdib sdna sdrs sdss sdsu siaa siab siai sian sias siau siba sibi sibs sibu sida sidd sidi sidr sids sina sind sini sinj sinn sins sinu sira siri sirr sirs siru sisa sisd sisi siss sisu siui sius sjab sjds sjis sjsu sjur snab snad snar snas snba snda snia snib snid snir snns snra snrs snsd snub snur snus sras srib sris srna srni srnn srsd srub ssaa ssab ssan ssas ssau ssbn ssbr ssdd ssid ssin ssis ssns ssra ssri ssrs sssa sssb sssi ssss suan suar suas sub- suba subb subd subi subj subs suda sudd sudi suds suid suin suir suis suji sun- suna sunb sund suni sunj sunn suns sunu sur- sura surd suri surn surr surs suru sus- susa susd susi suss susu suus uair uars uaru uasa uasd uaua ubar ubba ubbi ubid ubii ubir ubis ubja ubra ubud udaa udad udar udas udau uddi udds udid udin udir udra udsd udun uira uirr uisd ujan ujna unaa unai unan unar unas unau unbd unda undi unds uni- unia unii unin unir unis unji unna unni unns unra unrs uns- unsa unus urad urai uran uras urau urba urbi urbs urda urds urdu uria urib urin uris uriu urna urni urns urra urri ursa ursi urss ursu urun urur urus us-a usaa usad usan usar usas usba usbr usbs usda usds usia usin usis usna usnr usnu usra ussa ussb ussr usss ussu usua usui usun usus uuni uuri uusi uuuu