Perhaps you should try some spelling variations:
thuat sach » thuat san
thuat lanh » thuat lap, thuat san
xang ma » tang ma, nang ma, sang ma
hieu va » lieu va, hieu qua
danh vi » hanh vi, danh di, danh va
dinh vi » dinh ve, dinh viet, dinh tri
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (thuat lanh)) ty xang ma hoa. hieu va cam xuc va ((danh vi) OR (dinh vi)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (thuat lanh)) ty xang ma hoa. hieu va cam xuc va ((danh vi) OR (dinh vi)) cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuat sach) or (thuat lanh)) ty xang ma hoa. hieu va cam xuc va ((danh vi) OR (dinh vi)) cua te*".