Perhaps you should try some spelling variations:
tinh bac » tinh cach, tinh hoc, tinh lao
dau tren » dau tien, dat tren, dau tieng
te sach » toc sach
nang xa » nang x, lang xa, nang ma
van hau » van hai, van dau, van hac
va tinh » may tinh
bac dau » bat dau, bac dai, ban dau
y nang » ky nang, ly nang, v nang
van ha » van hoa, van chat, van hanh

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang xa hoi. hieu ((van dao) or (((van hau) or (van ha)))) tu va tinh bac dau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. hieu ((van dao) OR (((van hau) OR (van ha)))) tu va tinh bac dau tren.
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu ((van dao) or (((van hau) or (van ha)))) tu va tinh bac dau tren*.