Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
dinh tri » dinh thi, chinh tri
van lam » van nam
tri duc » tri du, tri dac, trinh duc
va dinh » van dinh, va kinh, va tinh
lam xuc » cam xuc, lam duoc
thi van » thi lan, thi hanh, thi nang
sach tu » sach thu, sach ty, sach uu
lang xa » lang ha, dang xay, lang van
duc tre » duoc tren, duc tien
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu ((sach tu) or (((cach tu) OR (cach thuc)))) lang xa hoi. thi van lam xuc va dinh tri duc tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu ((sach tu) OR (((cach tu) OR (cach thuc)))) lang xa hoi. thi van lam xuc va dinh tri duc tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu ((sach tu) or (((cach tu) OR (cach thuc)))) lang xa hoi. thi van lam xuc va dinh tri duc tre".
• Adding a wildcard symbol may retrieve word variants: thu ((sach tu) or (((cach tu) OR (cach thuc)))) lang xa hoi. thi van lam xuc va dinh tri duc tre*.