Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
thien danh » thien dang, thien thanh, thien chanh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
thien anh » tien anh, thien thanh, thien chanh
trinh vi » trinh va, trinh ve, trinh viet
vi nhung » voi nhung, vai nhung, va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » 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: hoc ((hieu manh) or (((thien anh) OR (thien danh)))) - hanh trinh vi nhung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (((thien anh) OR (thien danh)))) - hanh trinh vi nhung cong dan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hieu manh) or (((thien anh) OR (thien danh)))) - hanh trinh vi nhung cong dan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (((thien anh) OR (thien danh)))) - hanh trinh vi nhung cong dan toan cau*.