If she apply for working visa it will be very difficult, unless she is a medicine graduate which she might have a chance.
If she will go for visitor visa, she need to provide proofs that she can afford to travel and support herself.
If she is granted a visitor visa, she is not allowed to work.
There is no easy way to get her here, unless you two get married.
It will be a long processing time, but if you two want to be together you both have to be patient.
