Perhaps you should try some spelling variations:
trinh chuan » trinh han, trinh quan, trinh luan
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
chuan kien » phan kien, chua dien, chuan viet
hoc thieu » toc thieu, hoc hien
kien cong » kien cuong, tien cong, dien cong
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 xanh - canh trinh chuan kien cong ((dan phan) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh trinh chuan kien cong ((dan phan) OR (dan chan)) cau*.