Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
viec cac » vien cac, viec cua, viec lam
tan hanh » tan thanh, tang hanh, toan hanh
hanh doi » thanh doi, hanh noi, hang doi
toc cac » hoc cac, tuc cac, ton cac
ky dang » ky nang
ky danh » ky anh
cac duc » cac du, cao duc, cac dac
doi cua » dai cua, hoi cua
cua tre » cua te, cuu tre, cua triet
ha hoi » hoa hoi, ha noi, xa hoi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc cac ((ky dang) or (ky danh)) ha hoi. hieu viec cac duc tan hanh doi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc cac ((ky dang) OR (ky danh)) ha hoi. hieu viec cac duc tan hanh doi cua tre.
• Adding a wildcard symbol may retrieve word variants: toc cac ((ky dang) or (ky danh)) ha hoi. hieu viec cac duc tan hanh doi cua tre*.