Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, chau tinh, kieu tinh
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan
tuan cao » toan cao, juan cao, quang cao

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 xanh) or (((chieu tinh) OR (lieu tinh)))) - canh tranh cua nhung cong van tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (((chieu tinh) OR (lieu tinh)))) - canh tranh cua nhung cong van tuan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (((chieu tinh) OR (lieu tinh)))) - canh tranh cua nhung cong van tuan cao".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (((chieu tinh) OR (lieu tinh)))) - canh tranh cua nhung cong van tuan cao*.