Perhaps you should try some spelling variations:
chat cua » nhat cua, chat va, chat huu
thu nang » thu hang, thu bang, tho nang
thai cua » than cua, tai cuc, tri cua
thi nang » thi cong, ki nang, thi hanh
te sach » toc sach
tai cua » tai cuc, tri cua, dai cua
ve phat » va phat, te phat, de phat
va chat » van chat, va phat, cao chat
hieu va » lieu va, hieu qua
cua ve » cua vi, cua te, cua vu
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 ((thu nang) or (thi nang)) x hoi. hieu va chat cua ve phat ((tai cua) OR (thai cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((thu nang) OR (thi nang)) x hoi. hieu va chat cua ve phat ((tai cua) OR (thai cua)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((thu nang) or (thi nang)) x hoi. hieu va chat cua ve phat ((tai cua) OR (thai cua)) tu".
• Adding a wildcard symbol may retrieve word variants: te sach ((thu nang) or (thi nang)) x hoi. hieu va chat cua ve phat ((tai cua) OR (thai cua)) tu*.