Perhaps you should try some spelling variations:
thuoc sach » hoc sach, thuat sach, thuoc sinh
nuoc sach » nguoi sach, hoc sach, cuoc cach
ban thanh » ban hanh, ban hang
va hanh » van hanh, va thanh, va danh
ly hang » ly quang
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
vi cua » vai cua, di cua
ve cac » va cac, vien cac
va hoi » xa hoi, va hoc, va hoa
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: ((thuoc sach) OR (nuoc sach)) ly hang va hoi. hieu ve cac xuc ((va hanh) or (ban thanh)) vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sach) OR (nuoc sach)) ly hang va hoi. hieu ve cac xuc ((va hanh) OR (ban thanh)) vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuoc sach) OR (nuoc sach)) ly hang va hoi. hieu ve cac xuc ((va hanh) or (ban thanh)) vi cua te".
• Adding a wildcard symbol may retrieve word variants: ((thuoc sach) OR (nuoc sach)) ly hang va hoi. hieu ve cac xuc ((va hanh) or (ban thanh)) vi cua te*.