Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh tung
hanh mang » nhanh mang, hanh trang, nhanh lang
cong tinh » cong trinh, cong vinh, long tinh
chu xanh » chu manh, chieu xanh, chuc danh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu xanh) OR (chua xang)) - ((hanh tang) or (hanh mang)) va nhung cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu xanh) OR (chua xang)) - ((hanh tang) OR (hanh mang)) va nhung cong tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu xanh) OR (chua xang)) - ((hanh tang) or (hanh mang)) va nhung cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chu xanh) OR (chua xang)) - ((hanh tang) or (hanh mang)) va nhung cong tinh toan ban*.