Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (doi chi)) xanh - banh ((tran van) OR (hang va)) nhung cong dan phan cac~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chi)) xanh - banh ((tran van) OR (hang va)) nhung cong dan phan cac".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (doi chi)) xanh - banh ((tran van) OR (hang va)) nhung cong dan phan cac*.