Perhaps you should try some spelling variations:
chap thuong » chan thuong, phan thuong, pham thuong
thanh tung » thanh cong
cap thong » cap tong, phap thong, chap phong
hoc dieu » hoc thieu, hoc hien
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc dieu hanh - thanh tung ((cap thong) OR (chap thuong)) ((cong dan) or (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc dieu hanh - thanh tung ((cap thong) OR (chap thuong)) ((cong dan) OR (cong tan)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc dieu hanh - thanh tung ((cap thong) OR (chap thuong)) ((cong dan) or (cong tan)) than cau".
• Adding a wildcard symbol may retrieve word variants: hoc dieu hanh - thanh tung ((cap thong) OR (chap thuong)) ((cong dan) or (cong tan)) than cau*.