Phoenix

I'm a plumber by trade in the U.S., and in my line of work I am constanly typing fractions. Anything to to make that easier would be great. Any possible way to save fractions? So I know the shortcut on ASOP keyboard, long press 2 for instance, 1/2, etc. Comes up. But there are not many fractions available for this shortcut. The ability to add and save fractions on a shortcut would be great. The availability of plug-ins for different types of typing would be nice, say one for programing, one for actual typing ( spellchecker, a small office package, fonts, headers, maybe?), one for trades with e