Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
phung cong » nhung cong, phong cong, nhung chong
hoc thieu » toc thieu, hoc hien
manh toan » thanh toan, anh tuan, tinh toan
tranh va » tranh van, trang va, trinh va
va phung » va phuong, van phung, va nhung
dan than » ban than, van than, dan toan
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 va phung cong ((((dan than) or (manh toan))) or (dan chan)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh va phung cong ((((dan than) OR (manh toan))) OR (dan chan)) cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh va phung cong ((((dan than) or (manh toan))) or (dan chan)) cap*.