Perhaps you should try some spelling variations:
hoc thiet » hoc thieu, hoc thuyet, toc thieu
hanh luat » nganh luat, hang luan, hanh lam
dung cong » dung trong
luat van » luan van, luat dan, luat va
van dung » van dong, xay dung, tin dung
dan than » ban than, van than, dan toan
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 thiet) or (hoc hien)) thanh - hanh luat van dung cong ((dan than) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thiet) OR (hoc hien)) thanh - hanh luat van dung cong ((dan than) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thiet) or (hoc hien)) thanh - hanh luat van dung cong ((dan than) or (dan chan)) cau*.