Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
nhung cong » dung cong, thong cong, hang cong
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
mang cua » manh cua, dung cua, ban cua
cong tac » cong ty
toan tap » toan ban
toan cao » toan ban
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu tinh) or (ha tinh)) - hanh mang cua nhung cong tac ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu tinh) OR (ha tinh)) - hanh mang cua nhung cong tac ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu tinh) or (ha tinh)) - hanh mang cua nhung cong tac ((toan tap) or (toan cao))*.