Perhaps you should try some spelling variations:
thanh trung » thanh tung
trong thap » trong thai, trong phap, trong thuat
tieu sach » chieu sach, dien sach, te sach
thap phan » phap phan, than phan, thai phan
cap dung » cao dung, chan dung, cach dung
phan dau » phan tu, hang dau
ap dung » xay dung, van dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu sach - thanh trung ((cap dung) or (ap dung)) trong thap phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - thanh trung ((cap dung) OR (ap dung)) trong thap phan dau.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - thanh trung ((cap dung) or (ap dung)) trong thap phan dau*.