Perhaps you should try some spelling variations:
thanh van » thanh san, thanh toan, thanh phan
thanh ve » hanh ve, thanh va, thanh vien
thuc dan » thuc hanh, hoc dan
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
bach y » sach y
cua te » cua tu
y nang » ky nang, ly nang, v nang
ve nam » he nam, va nam, le nam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu bach y nang xa hoi. hieu ve nam ((thuc dan) OR (thuc vat)) ((thanh ve) or (thanh van)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu bach y nang xa hoi. hieu ve nam ((thuc dan) OR (thuc vat)) ((thanh ve) OR (thanh van)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu bach y nang xa hoi. hieu ve nam ((thuc dan) OR (thuc vat)) ((thanh ve) or (thanh van)) cua te".
• Adding a wildcard symbol may retrieve word variants: vu bach y nang xa hoi. hieu ve nam ((thuc dan) OR (thuc vat)) ((thanh ve) or (thanh van)) cua te*.