I like to go abroad for work when I finish my b.com course and then MBA . So ,which b.com and MBA can I do that will be valuable in abroad?

First see the courses offered in Abroad universities. It is all specialised courses not as Bcom. Go to university websites and see courses offered. Then on that particular stream you can do masters which will make you more employable. MBA. will lift you as a manager with some expwrience