Perhaps you should try some spelling variations:
cong vang » cong lang, cong quang, cong ngang
vang toan » van toan, dang toan, quang toan
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
cua tong » cua cong, cua dong, cua song
cua nong » cua cong, cuu nong, cua dong
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: theo chu xanh - canh tranh ((cua tong) OR (cua nong)) cong vang toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chu xanh - canh tranh ((cua tong) OR (cua nong)) cong vang toan ban*".