Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
khong cong » thong cong, khong cang, chong cong
trinh cua » trinh luat, trinh quan, trinh luan
tinh cua » sinh cua, tinh chat, tranh cua
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu xanh - hanh ((trinh cua) OR (tinh cua)) khong cong tac phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh ((trinh cua) OR (tinh cua)) khong cong tac phan cau".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh ((trinh cua) OR (tinh cua)) khong cong tac phan cau*.