Perhaps you should try some spelling variations:
thuat cac » thuat cam, thuat cao, thuat cat
thuat bao » thuat bai, thuat giao, thuat do
dua tren » dung tren
van hanh » van thanh, ban hanh, van anh
luc van » luoc van, luu van, duc van
cao luc » bao luc, cao duc, cao suc
hieu va » lieu va, hieu qua
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
va cao » va cac, va co, va dao
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 bao)) ky lang xa hoi. hieu va cao luc 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 bao)) ky lang xa hoi. hieu va cao luc van hanh vi ((dua tren) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: ((thuat cac) or (thuat bao)) ky lang xa hoi. hieu va cao luc van hanh vi ((dua tren) or (cua te))*.