Perhaps you should try some spelling variations:
nhanh mang » nhanh lang, nhanh quang, nhanh thang
nhung cong » dung cong, thong cong, hang cong
hanh mang » hanh trang, nhanh lang, thanh hang
cua nhung » va nhung
khang cau » khang cu, khang chan, nhung cau
theo chu » theo chieu, cho chu, chao chu
chu tinh » chau tinh, chua tinh, cuu tinh
cong tac » cong ty
hang cau » hang dau, hang ca, nhung cau

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 tinh - ((hanh mang) OR (nhanh mang)) cua nhung cong tac ((khang cau) or (hang cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu tinh - ((hanh mang) OR (nhanh mang)) cua nhung cong tac ((khang cau) OR (hang cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu tinh - ((hanh mang) OR (nhanh mang)) cua nhung cong tac ((khang cau) or (hang cau))".
• Adding a wildcard symbol may retrieve word variants: theo chu tinh - ((hanh mang) OR (nhanh mang)) cua nhung cong tac ((khang cau) or (hang cau))*.