Perhaps you should try some spelling variations:
sach tranh » canh tranh
anh thanh » danh thanh, nhanh thanh, thanh thanh
hoa thai » hong thai, hoa phan, hoa dai
hoa chat » hop chat, hoa phan
tu sach » thu sach, su sach, te sach
pho thi » pho thai, phi thi, ho thi
te anh » te danh, tue anh, le anh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach tranh ((hoa thai) OR (hoa chat)) đong luc ) or ( te anh thanh pho thi đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tranh ((hoa thai) OR (hoa chat)) đong luc ) OR ( te anh thanh pho thi đong luc )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tu sach tranh ((hoa thai) OR (hoa chat)) đong luc ) or ( te anh thanh pho thi đong luc ))".
• Adding a wildcard symbol may retrieve word variants: (( tu sach tranh ((hoa thai) OR (hoa chat)) đong luc ) or ( te anh thanh pho thi đong luc ))*.