Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chinh cong » thanh cong, trinh cong
hoc thieu » toc thieu, hoc hien
thuc dung » thuoc dung, tuc dung, thuat dung
thuy dung » thuy duong, thuoc dung, huy duong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan tap » toan ban

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 - chinh cong ((thuc dung) or (thuy dung)) cong manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - chinh cong ((thuc dung) OR (thuy dung)) cong manh toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - chinh cong ((thuc dung) or (thuy dung)) cong manh toan tap*.