Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
tieu xanh » tieu danh, chieu xanh, dieu hanh
tranh va » tranh van, trang va, trinh va
hang tai » hang va, dung tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - hanh tranh va ((nhung cong) OR (thong cong)) ngan hang tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tranh va ((nhung cong) OR (thong cong)) ngan hang tai".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tranh va ((nhung cong) OR (thong cong)) ngan hang tai*.