Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo toc » ho toc, thac toc, theo bo
toc sach » hoc sach, doc sach, thuoc sach
trang va » tran van
cong van » cong vang, cong san, song van
van tay » van tai, van tan, van tam
tay cao » tao cao, tay co, toan cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo toc sach - anh ((trang va) OR (hang va)) nhung cong van tay cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo toc sach - anh ((trang va) OR (hang va)) nhung cong van tay cao".
• Adding a wildcard symbol may retrieve word variants: theo toc sach - anh ((trang va) OR (hang va)) nhung cong van tay cao*.