Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
nguoi sach » nguoi san, nuoc sach
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
ve cac » va cac, vien cac
toc va » hoc va, tuc va, loc va
toc ta » toc tay, toc thai
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) or (nguoi sach)) ky lang xa hoi. hieu ve cac ((toc va) or (toc ta)) hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (nguoi sach)) ky lang xa hoi. hieu ve cac ((toc va) OR (toc ta)) hanh vai cua te.
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (nguoi sach)) ky lang xa hoi. hieu ve cac ((toc va) or (toc ta)) hanh vai cua te*.