Perhaps you should try some spelling variations:
thien chanh » thien thanh, thien chinh, hien hanh
nhanh mang » nhanh lang, hanh mang, nhanh quang
luong cong » dung cong, trong cong, cong cong
hanh tung » thanh tung, manh tung, hanh dung
cua luong » cu luong, cua huong, chat luong
tien anh » tieng anh, tien manh, dien anh
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh 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: hoc ((thien chanh) OR (tien anh)) - ((hanh tung) OR (nhanh mang)) cua luong cong dan toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien chanh) OR (tien anh)) - ((hanh tung) OR (nhanh mang)) cua luong cong dan toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien chanh) OR (tien anh)) - ((hanh tung) OR (nhanh mang)) cua luong cong dan toan cao*.