Perhaps you should try some spelling variations:
hanh dong » anh dong, ha dong
nam thuc » nam thuoc, am thuc, nam thu
thuc day » thuc dan, thuc vat
day hanh » day nhanh, day thanh, dao hanh
dong cua » dung cua, cong cua, huong cua
su sach » so sach
vu sach » vu bach, vu khach
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
ve nam » he nam, va nam, le nam
cua tu » cua tuc, cua su, cua cu

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 (vu sach)) y nang x ho. hieu ve nam thuc day hanh dong cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) y nang x ho. hieu ve nam thuc day hanh dong cua tu.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) y nang x ho. hieu ve nam thuc day hanh dong cua tu*.