Perhaps you should try some spelling variations:
thuat lap » thuat lanh, thuat xay, thuat bai
dau tren » dau tien, dat tren, dau tieng
dang xay » dang van, van xay
hanh vai » hanh va, hanh tai, hanh van
su sach » so sach, vu sach
xay hoi » xa hoi, tay hoi, cay phoi
ky dang » ky nang, ky danh
hieu va » lieu va, hieu qua
va nam » van nam, ha nam, va nay
nam tu » nam thu, nam thuc

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 (thuat lap)) ky dang xay hoi. hieu va nam tu va ((hanh vai) or (hanh vi)) dau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (thuat lap)) ky dang xay hoi. hieu va nam tu va ((hanh vai) OR (hanh vi)) dau tren.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (thuat lap)) ky dang xay hoi. hieu va nam tu va ((hanh vai) or (hanh vi)) dau tren*.