Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
te sach » toc sach
ky dang » ky nang, ky danh
dang xa » dang xay, lang xa, dang ha
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
va tinh » may tinh
di cua » dai cua, doi cua, de cua
vi cua » vai cua
ve cac » va cac, vien cac
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: ((te sach) or (thuat sach)) ky dang xa hoi. hieu ve cac xuc va tinh ((vi cua) OR (di cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuat sach)) ky dang xa hoi. hieu ve cac xuc va tinh ((vi cua) OR (di cua)) te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (thuat sach)) ky dang xa hoi. hieu ve cac xuc va tinh ((vi cua) OR (di cua)) te".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuat sach)) ky dang xa hoi. hieu ve cac xuc va tinh ((vi cua) OR (di cua)) te*.