Help in getting scholarhip

i am a Tanzanian boy aged 22 a graduate of BSC in Agricultural economics and Agribusiness at Sokoine University of Agriculture in August 2013. I am here by requesting for your help in securing the scholarship position majoring economics or advising what course should i apply for masters according to my course that i took i tried to secure the chance for masters studies for September intake in different universities but it turned out with no luck, i don't want to play lucky again that is why i am here asking for your advice. But I am ready to study the course that has economics in it cause am good in it, I will be grad if i will secure one of the golden chances offered in Korea . thank you.