Perhaps you should try some spelling variations:
khoang cong » hoang cong, khoang trong, thong cong
thieu sach » chieu sach, thien hach, hieu cach
dai khoang » da khoang, dai khong, tao khoang
hoc thieu » toc thieu, hoc hien
hoa nhanh » hoc nhanh, hoa khanh, hoa nhan
hoa thanh » hoan thanh, ha thanh, hoc thanh
cong dai » cong dan, cong hai, cong da

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - thanh cong dai khoang cong ((hoa nhanh) or (hoa thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - thanh cong dai khoang cong ((hoa nhanh) OR (hoa thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - thanh cong dai khoang cong ((hoa nhanh) or (hoa thanh)) cau*.