Perhaps you should try some spelling variations:
duoc ban » quoc ban, buoc ban, duoc bat
hanh vai » hanh vi, hanh va, hanh tai
sach ky » sach y, sach ty, sach kem
duc ban » duc tan, duc van, dua ban
vai cua » dai cua, hai cua, lai cua
sac ky » cac ky, sai ky
va nam » van nam, ha nam, va nay
cua te » cua tu

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 ky) or (sac ky)) nang x ho. lieu va nam ((duoc ban) OR (duc ban)) hanh vai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sac ky)) nang x ho. lieu va nam ((duoc ban) OR (duc ban)) hanh vai cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) or (sac ky)) nang x ho. lieu va nam ((duoc ban) OR (duc ban)) hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) or (sac ky)) nang x ho. lieu va nam ((duoc ban) OR (duc ban)) hanh vai cua te*.