Perhaps you should try some spelling variations:
dang bai » dung bai, dang hai, dang ba
bai khoi » bai choi, mai khoi, tai khoi
hoc sach » hoc sinh, hoc cac
ky dang » ky nang, ky danh
hoc anh » hoc nganh, hoc nhanh, ngoc anh
va tinh » may tinh
bai cua » ban cua, dai cua, bai ca
lai cua » dai cua, hai cua, lai chau
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc sach) OR (hoc anh)) ky dang bai khoi. lieu va cam xuc va tinh ((bai cua) or (lai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc sach) OR (hoc anh)) ky dang bai khoi. lieu va cam xuc va tinh ((bai cua) OR (lai cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc sach) OR (hoc anh)) ky dang bai khoi. lieu va cam xuc va tinh ((bai cua) or (lai cua)) tre".
• Adding a wildcard symbol may retrieve word variants: ((hoc sach) OR (hoc anh)) ky dang bai khoi. lieu va cam xuc va tinh ((bai cua) or (lai cua)) tre*.