Perhaps you should try some spelling variations:
thuc van » thuc vat, thuc dan, thuc va
te sach » toc sach
tuc van » truc van, tuc va, duc van
cua tuc » cua duc, cua tu, cua thuoc
lang xa » lang ha, dang xay, lang van
sach o » sach lo, sac o, sach y
ve cac » va cac, vien cac
ve cam » ve cham, va cam, ve cai
o lang » hoa lang, hoi 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 xa hoi. hieu ((ve cam) OR (ve cac)) ((tuc van) or (thuc van)) hanh vi cua tuc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach o lang xa hoi. hieu ((ve cam) OR (ve cac)) ((tuc van) OR (thuc van)) hanh vi cua tuc.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach o lang xa hoi. hieu ((ve cam) OR (ve cac)) ((tuc van) or (thuc van)) hanh vi cua tuc".
• Adding a wildcard symbol may retrieve word variants: te sach o lang xa hoi. hieu ((ve cam) OR (ve cac)) ((tuc van) or (thuc van)) hanh vi cua tuc*.