nibi nibm nica nicc nici nigc nigg niia niir nima nimb nimc nimi nimr nina ning nini nira nman nmic nmmc nmra nmrc nmri nngn nnmc nnnn nrab nram nrca nric nrma nrna nrrc raab raag raam raan raba rabb rabi rac- raca racc raci raga ragg ragi raia raic raig raii raim rain rair rama ramb rami ramm rana ranc rang rani rann rara rarb rari rbbb rbbr rcac rcbc rccb rccc rcga rcgc rcic rcnr rcrg rgan rgba rgbi riaa riab riai riam rian rib- riba rica ricc riga rigg rigi riia riin rima rimi rimm rina ring rinn riri rman rmrg rnag rnai rnbr rnin rrmc rrna rrrr