Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trinh tinh » trinh kinh, trinh tin, trinh dinh
doi trinh » doc trinh, doi tinh, dong trinh
doanh cua » doanh luan
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan tap » han tap, phan tap, chan ta

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi trinh tinh - hanh ((tang cua) or (doanh cua)) nhung cong dan chan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi trinh tinh - hanh ((tang cua) OR (doanh cua)) nhung cong dan chan tap.
• Adding a wildcard symbol may retrieve word variants: doi trinh tinh - hanh ((tang cua) or (doanh cua)) nhung cong dan chan tap*.