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
trung cua » truong cua, trung tuan, trung cap
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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 - hanh ((trung cua) or (tang cua)) thong cong dan ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((trung cua) OR (tang cua)) thong cong dan ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((trung cua) or (tang cua)) thong cong dan ((toan tai) or (toan cao))*.