Perhaps you should try some spelling variations:
xuan trinh » qua trinh, xuan dinh, xuan kinh
trinh cong » trinh dung
dieu danh » tieu danh, dia danh, dien anh
tang xuan » tang luan, tang quan, dang xuan
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat ((dieu danh) OR (dieu hanh)) - anh tang xuan trinh cong tan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat ((dieu danh) OR (dieu hanh)) - anh tang xuan trinh cong tan toan cao*".