How may student loans can you have? any bad credit ones besides stafford loans? help?

I NEED AN ADDITIONAL STUDENT LOAN TO PAY FOR OTHER COLLEGE EXPENSES, BUT MY CREDIT ISN'T THE BEST AND I HAVE NO CO-SIGNER AVAILABLE. MY SCHOOL IS A BEAUTY COLLEGE AND ISN'T IN MOST OF THE LISTING WHEN YOU TRY TO APPLY(ALTHOUGH IT WAS THERE ON THE FAFSA APP.) I NEED HELP WITH TRANSPORTATION AND OTHE SCHOOLING EXPENSES THERE. PLEASE HELP ASAP.