Perhaps you should try some spelling variations:
thuc day » thuc dan, thuc vat
va tham » van tham, va cham, va thanh
sach ly » sach y, sach lo, sach hay
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
sach ty » sach y, sach tu, sach thu
ma hoi » mai hoi, xa hoi, ma hoa
xuc va » duc va, tuc va, luc va
vi cua » vai cua, di cua
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: vu ((sach ly) or (sach ty)) nang ma hoi. hieu va tham ((xuc va) or (thuc day)) hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach ly) OR (sach ty)) nang ma hoi. hieu va tham ((xuc va) OR (thuc day)) hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: vu ((sach ly) or (sach ty)) nang ma hoi. hieu va tham ((xuc va) or (thuc day)) hanh vi cua te*.