BUR #125 has been approved by @yomihara-exec.
create alias 6+girl -> 6+girls
create alias 6girl -> 6+girls
create alias 6girls -> 6+girls
create alias 7girls -> 6+girls
create alias 8girls -> 6+girls
create alias 9girls -> 6+girls
create alias 6+boy -> 6+boys
create alias 6boy -> 6+boys
create alias 6boys -> 6+boys
Copying danbooru. I've combed through the site for these tags and replaced them myself, save a few deleted posts.