Perhaps you should try some spelling variations:
thuoc va » thuc va, thuoc ma, thuong va
thanh va » thanh van, hanh va, thanh ha
thanh vi » hanh vi, thanh ve, nhanh vi
vu sach » vu bach, su sach, vu khach
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
sach ty » sach y, sach tu, sach thu
cua te » cua tu
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 sach ty nang xa hoi. hieu ve nam ((thuoc va) or (hoc ma)) ((thanh vi) OR (thanh va)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ty nang xa hoi. hieu ve nam ((thuoc va) OR (hoc ma)) ((thanh vi) OR (thanh va)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ty nang xa hoi. hieu ve nam ((thuoc va) or (hoc ma)) ((thanh vi) OR (thanh va)) cua te".
• Adding a wildcard symbol may retrieve word variants: vu sach ty nang xa hoi. hieu ve nam ((thuoc va) or (hoc ma)) ((thanh vi) OR (thanh va)) cua te*.