Perhaps you should try some spelling variations:
sach hoa » sach ha, bach hoa, cach hoan
thuc van » thuc vat, thuc dan, thuc va
sach hoi » sach doi, sach moi, cach thoi
nam thuc » nam thuoc, am thuc, nam thu
van anh » van thanh, tuan anh, van minh
dan nam » van nam, dong nam, dinh nam
thi dan » thi doan, thi lan, thi dai
lang xa » lang ha, dang xay, lang van
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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 hoa) OR (sach hoi)) lang xa hoi. thi dan nam thuc van anh ((vi cua) or (di cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc ((sach hoa) OR (sach hoi)) lang xa hoi. thi dan nam thuc van anh ((vi cua) OR (di cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc ((sach hoa) OR (sach hoi)) lang xa hoi. thi dan nam thuc van anh ((vi cua) or (di cua)) tre".
• Adding a wildcard symbol may retrieve word variants: thuoc ((sach hoa) OR (sach hoi)) lang xa hoi. thi dan nam thuc van anh ((vi cua) or (di cua)) tre*.