Perhaps you should try some spelling variations:
luat nhung » luat chung, luat thuong, thuat nhung
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hieu cach » hieu cac, chieu sach, hieu ca
cong san » cong tac
toan tai » toan tap, doanh tai, toan ban
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((hieu cach) or (chinh sach)) - hanh trinh luat nhung cong san ((toan tai) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((hieu cach) OR (chinh sach)) - hanh trinh luat nhung cong san ((toan tai) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: toc ((hieu cach) or (chinh sach)) - hanh trinh luat nhung cong san ((toan tai) or (toan cao))*.