Perhaps you should try some spelling variations:
van quan » van ban
hoi lang » hoa lang, hoi dan
te sach » toc sach
quan vi » quan li, quan tri, quan doi
cam tuc » cam tu, nam thuc, dam thuc
cua tuc » cua duc, cua tu, cua thuoc
hieu ve » hieu va, hieu van
o lang » hoa lang
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((o lang) OR (hoi lang)) xa hoi. hieu ve ((cam tuc) or (cam xuc)) van quan vi cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((o lang) OR (hoi lang)) xa hoi. hieu ve ((cam tuc) OR (cam xuc)) van quan vi cua tuc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((o lang) OR (hoi lang)) xa hoi. hieu ve ((cam tuc) or (cam xuc)) van quan vi cua tuc".
• Adding a wildcard symbol may retrieve word variants: te sach ((o lang) OR (hoi lang)) xa hoi. hieu ve ((cam tuc) or (cam xuc)) van quan vi cua tuc*.