rapc rape rapi rapp rara rare rari raxa raxi rcac rccc rcep rcic rcnr rcpi rea- reac reae rean reap rear reca recc rece reci recp recr reen reep reia reii rein reir rena rene reni renn repe repi repp repr rera rere reri rexx riaa riai rian rica ricc rice rien riep rier riex riia riin rina rine rinn ripa ripe ripi ripp ripr rire riri rixc rixe rnai rncp rnie rnin rpca rpii rpix rppn rrna rrrr xaar xace xana xapi xara xare xcii xcri xeer xen- xena xene xeni xenn xer- xera xexe xian xiap xica xiii xine xipe xixi xnap xnee xpac xpax xpcc xper xpin xpra xrep xxii xxix xxxi xxxx