Perhaps you should try some spelling variations:
hieu viec » nhieu viec, hieu ve, sieu viet
trinh dai » trinh tai, trinh di, trinh da
doc sach » hoc sach, toc sach, nuoc sach
viec cam » viec lam, viec cua, viec va
tinh dai » tinh da, tinh hai, tinh doi
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
y lang » o lang, _ lang, tay lang
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc sach y lang xa hoi. hieu viec cam xuc va ((tinh dai) or (trinh dai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc sach y lang xa hoi. hieu viec cam xuc va ((tinh dai) OR (trinh dai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: doc sach y lang xa hoi. hieu viec cam xuc va ((tinh dai) or (trinh dai)) cua tre*.