Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
hanh tai » thanh tai, hang tai, han tai
hieu van » hieu va, thien van, lieu va
hanh vai » hanh vi, hanh va, hanh van
nang xa » nang x, lang xa, nang ma
cam duc » cam xuc, pham duc, nam duoc
sach ky » sac ky, sach y, sach ty
cao duc » dao duc, cao suc, giao duc
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 sach ky nang xa hoi. hieu van ((cam duc) or (cao duc)) va ((hanh vai) OR (hanh tai)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat sach ky nang xa hoi. hieu van ((cam duc) OR (cao duc)) va ((hanh vai) OR (hanh tai)) cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat sach ky nang xa hoi. hieu van ((cam duc) or (cao duc)) va ((hanh vai) OR (hanh tai)) cua te*".