How will you decide about possible combo of characters? Do you pick one or just buy everything ... just in case? for example: 'reddit" can be redit, readit, re

How will you decide about possible combo of characters? Do you pick one or just buy everything ... just in case? for example: 'reddit" can be redit, readit, red-it, read-it, red.it, read.it, redd.it "funbox" can be funboxes, funboks, funboss, fun-box, funnybox, funnyboxes, etc