Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
vien cac » vien bach, vien dai, vien da
thanh ca » thanh cha, thanh cac, thanh ha
su sach » so sach, vu sach
y nang » ky nang, ly nang, v nang
ve cac » va cac
luc va » duc va, tuc va, loc va
ca cua » co cua
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: su sach y nang x ho. hieu ((ve cac) or (vien cac)) luc va thanh ca cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang x ho. hieu ((ve cac) OR (vien cac)) luc va thanh ca cua te.
• Adding a wildcard symbol may retrieve word variants: su sach y nang x ho. hieu ((ve cac) or (vien cac)) luc va thanh ca cua te*.