Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
canh trinh » canh tranh, hanh trinh, canh tinh
sang thuoc » dang thuoc, khang thuoc, dung thuoc
toc thien » toc thieu, ton thien, duoc thien
cong sang » cong san, cong lang, cong vang
thuoc cao » thuoc co, thuc cao, thuoc bao
ve nhung » tu nhung

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thien danh - canh trinh ((ve nhung) or (va nhung)) cong sang thuoc cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thien danh - canh trinh ((ve nhung) OR (va nhung)) cong sang thuoc cao.
• Adding a wildcard symbol may retrieve word variants: toc thien danh - canh trinh ((ve nhung) or (va nhung)) cong sang thuoc cao*.