Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thong cong » trong cong, tong cong, thong thong
hanh than » hanh han, hanh nhan, hanh phan
cua thong » cua thuong, cua khong, cua tong
than cua » nhan cua, thai cua, ban cua
cong tac » cong ty
toan cao » toan tap
toan ban » van ban

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 than cua thong cong tac ((toan cao) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc thieu xanh - hanh than cua thong cong tac ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: toc thieu xanh - hanh than cua thong cong tac ((toan cao) OR (toan ban))*.