There are limits to what can be done without having an enhanced physique as well, and nothing is going to win you a wrestling match with Alexandria, but yes, there is some wiggle room on the margins for stuff like employing leverage to overcome low level enhanced strength, or anticipating movements to compensate to a degree for enhanced speed, or going for vulnerable points to compensate somewhat for enhanced durability. (Brutes hate this one weird trick...)
She could make non-standard bodies or make modifications with some work. She has the fundamental knowledge necessary to make it possible, although there are a /lot/ of knock-on effects to consider with any alteration that make it complicated business. You need to think about places to anchor muscles, how the extra weight is going to be supported, etc etc. Every necessary change often necessitates more changes to support it. And even if you get through all that, psychology suggests there would be serious body dysphoria issues.