Find words starting with R

On WordMeanings.org we have 8378 words and phrases starting with first letter R. Reduce this number by choosing first two letters of the word:

R
(1)     R-
(3)     RA
(1325)     RB
(3)     RE
(3924)     RF
(1)     RH
(390)     RI
(748)     RN
(3)     RO
(1305)     RP
(1)     RT
(1)     RU
(640)     RV
(1)     RW
(4)     RY
(28)    

In our word database, we found letter B followed by 16 characters.