Perhaps you should try some spelling variations:
hanh mang » nhanh mang, hanh trang, nhanh lang
hanh tang » hanh trang, anh tang, hanh tung
chua dong » cua dong, ha dong, huy dong
dong cong » duong cong, dung cong, dang cong
cong tinh » cong trinh, cong vinh, long tinh
theo chu » theo chieu, cho chu, chao chu
toan ban » van ban
chu han » chu van

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 han - ((hanh tang) OR (hanh mang)) chua dong cong tinh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu han - ((hanh tang) OR (hanh mang)) chua dong cong tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: theo chu han - ((hanh tang) OR (hanh mang)) chua dong cong tinh toan ban*.