Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua dung » cua dang, cua dong, qua dung
tan chan » can chan, tam chan, tan nhan
ban chan » ban than, ban nhan, ban can
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu xanh - canh tranh cua dung trong ((tan chan) or (((ban chan) OR (dan chan)))) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh cua dung trong ((tan chan) OR (((ban chan) OR (dan chan)))) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh tranh cua dung trong ((tan chan) or (((ban chan) OR (dan chan)))) cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh cua dung trong ((tan chan) or (((ban chan) OR (dan chan)))) cau*.