Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
luat dung » suat dung, luat chung, thuat dung
dung cong » dung trong
tac than » tac thanh, tam than, bac thanh
tac nhan » tao nhan, cac nhan, dac nhan

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 - hanh trinh luat dung cong ((tac than) or (tac nhan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh luat dung cong ((tac than) OR (tac nhan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh luat dung cong ((tac than) or (tac nhan)) cau*.