Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh tinh » nhanh tinh, thanh tinh, canh tinh
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
vang tai » hang tai, van tai, tang tai
tai cac » tai cuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu xanh - ((hanh tinh) or (hanh trinh)) cua ((hang cong) OR (bang cong)) vang tai cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hanh tinh) OR (hanh trinh)) cua ((hang cong) OR (bang cong)) vang tai cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - ((hanh tinh) or (hanh trinh)) cua ((hang cong) OR (bang cong)) vang tai cac".
• Adding a wildcard symbol may retrieve word variants: theo chu xanh - ((hanh tinh) or (hanh trinh)) cua ((hang cong) OR (bang cong)) vang tai cac*.