Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, qua cua
xanh hoi » hanh thoi, xanh khoa, xa hoi
hoi cua » hoi chuc
va xanh » va danh, va hanh, va anh
va cham » va chat, va tham
sach v » sach va, sach y, sach vay
soc va » hoc va, loc va, doc va
sach 2 » sach y
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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 v) OR (sach 2)) nang x hoi. hieu ((qua cham) OR (va cham)) soc va xanh hoi cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach v) OR (sach 2)) nang x hoi. hieu ((qua cham) OR (va cham)) soc va xanh hoi cua te".
• Adding a wildcard symbol may retrieve word variants: te ((sach v) OR (sach 2)) nang x hoi. hieu ((qua cham) OR (va cham)) soc va xanh hoi cua te*.