Perhaps you should try some spelling variations:
tieu trinh » tien trinh, tien thinh, trieu tinh
nhung cong » dung cong, thong cong, hang cong
trinh cua » tinh cua, trinh quan, trinh 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: theo tieu trinh - hanh ((trinh cua) OR (trinh luat)) nhung cong dan chan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu trinh - hanh ((trinh cua) OR (trinh luat)) nhung cong dan chan tap".
• Adding a wildcard symbol may retrieve word variants: theo tieu trinh - hanh ((trinh cua) OR (trinh luat)) nhung cong dan chan tap*.