Perhaps you should try some spelling variations:
thuat cac » thuat cam, thuat cao, thuat ca
thuat cat » thuat cam, thuat vat, thuat cao
dua tren » dung tren
van hanh » van thanh, ban hanh, van anh
luu van » cuu van, luan van, luu hanh
cam luu » tam luu
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
va cam » va cham, va cac, va cao
ma hoi » mai hoi, xa hoi, ma hoa
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: ((thuat cac) or (thuat cat)) ky nang ma hoi. hieu va cam luu van hanh vi ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat cac) OR (thuat cat)) ky nang ma hoi. hieu va cam luu van hanh vi ((dua tren) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((thuat cac) or (thuat cat)) ky nang ma hoi. hieu va cam luu van hanh vi ((dua tren) or (cua te))*.