Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
sach tu » sach thu, cach tu, sach ty
tu lanh » tu hanh, tu lenh, tu manh
lanh xa » lang xa, lanh va, canh xa
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
ve cac » vien cac
vi cua » vai cua, di cua
cua te » cua tu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach tu lanh xa hoi. hieu ((cao chat) OR (((ve cac) OR (va cac)))) thuc va hanh vi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach tu lanh xa hoi. hieu ((cao chat) or (((ve cac) OR (va cac)))) thuc va hanh vi cua te~".
• Adding a wildcard symbol may retrieve word variants: tu sach tu lanh xa hoi. hieu ((cao chat) or (((ve cac) OR (va cac)))) thuc va hanh vi cua te*.