Perhaps you should try some spelling variations:
sanh trong » sinh trong, anh trong, hanh trong
trong cuoc » trong cac
sach tranh » canh tranh
buoc khoi » quoc hoi, hoc khoi, nuoc khoa
cuoc khi » cuoc khoi, cuoc thi, truoc khi
duoc hoi » quoc hoi, duoc hoc, duoc si
tu sanh » tu hanh, tu manh, tu san
tu sach » thu sach, su sach, te sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sanh trong cuoc khi đong luc ) or ( tu sach tranh ((buoc khoi) OR (duoc hoi)) đong luc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sanh trong cuoc khi đong luc ) OR ( tu sach tranh ((buoc khoi) OR (duoc hoi)) đong luc )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( tu sanh trong cuoc khi đong luc ) or ( tu sach tranh ((buoc khoi) OR (duoc hoi)) đong luc ))".
• Adding a wildcard symbol may retrieve word variants: (( tu sanh trong cuoc khi đong luc ) or ( tu sach tranh ((buoc khoi) OR (duoc hoi)) đong luc ))*.