subcategory as More Articles in Category Blog

hi.... how to use subcategory in Category blog... here i am having main category as wordpress in that sub category is more articles ........... now i used Category blog menu ... and i attached wordpress to that .... it is working fine... there i gave like 4 articles ... and then pagination ..... below that i am getting more Articles also ... but in that more articles i want to show more articles category.... now it is showing wordpress articles only.... how can i fix this issues .... please help me .very urgent ........ thanks in advance