Hi sir having one year valid f1visa can i study again in usa

Hi sir Igot 5years visa f1but I went to USA I discontinued my MBA.now I am in India my visa is still valid until 2016 march.due to my marriage issue I wasted 4years.for studying again can I required new visa.is there any chances to get visa.I want to apply for new university.please give me advise sir thanks.

You can enter on that visa if you had a legal stay in US, however you may be questioned at POE (you must be able to convince them)

Also you may need to get i20 from universities you want to join before travel