Perhaps you should try some spelling variations:
hoc thieu » hoc hien
canh manh » lanh manh, canh tranh, cach mang
dung cong » dung trong
manh cua » doanh cua, ban cua
cua dung » cua dang, cua dong, qua dung
dan phan » doan phan, van phan, dam phan
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) or (toc thieu)) xanh - canh manh cua dung cong ((dan phan) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) xanh - canh manh cua dung cong ((dan phan) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) xanh - canh manh cua dung cong ((dan phan) or (dan chan)) cau*.