Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, ho chieu
cong san » cong tac
san phan » san pham, van phan, sat phan
phan cau » phan dau, phan cac, phan tu
manh va » hanh va, anh va, minh va
sinh va » sinh vat, dinh van
tinh va » tich va, trinh van, trinh vat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - lanh ((manh va) or (((sinh va) OR (tinh va)))) thong cong san phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - lanh ((manh va) OR (((sinh va) OR (tinh va)))) thong cong san phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - lanh ((manh va) or (((sinh va) OR (tinh va)))) thong cong san phan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - lanh ((manh va) or (((sinh va) OR (tinh va)))) thong cong san phan cau*.