Perhaps you should try some spelling variations:
tang lap » sang lap, tan lap, tang ap
lap hoat » tap hoa, dan hoat, lap dat
su sach » so sach, vu sach
cam loc » cam lo
so sanh » do sanh
ky tang » ky nang, ky dang, kho tang
hieu ve » hieu van
danh vi » hanh vi, dinh vi, danh di
va danh » va dinh, va dan, va hanh
hieu va » lieu va, hieu qua
vi cua » vai cua, di cua
loc va » hoc 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: ((su sach) or (so sanh)) ky tang lap hoat. ((hieu ve) or (hieu va)) cam loc va danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sanh)) ky tang lap hoat. ((hieu ve) OR (hieu va)) cam loc va danh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sanh)) ky tang lap hoat. ((hieu ve) or (hieu va)) cam loc va danh vi cua te*.