Perhaps you should try some spelling variations:
thien quan » trien quang, lien quan, thien van
hanh mang » nhanh mang, hanh trang, nhanh lang
ho thien » nho thien, ho thiet, ho tien
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
va hang » van hang, va nang, va hanh
va lang » va nang, hoa lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho thien quan - hanh mang ((va hang) or (va lang)) cong dan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho thien quan - hanh mang ((va hang) OR (va lang)) cong dan phan tu.
• Adding a wildcard symbol may retrieve word variants: ho thien quan - hanh mang ((va hang) or (va lang)) cong dan phan tu*.