Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van chat » cao chat
hanh tai » thanh tai, hang tai, han tai
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
tai cua » thai cua, tai cuc, tri cua
y nang » ky nang, ly nang, v nang
ma hoi » mai hoi, xa hoi, ma hoa
bac va » ban va, bac ha, bao va
cua te » cua tu
ac va » tac va, mac va, rac va

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 ma hoi. hieu van chat ((((ac va) OR (bac va))) or (duc va)) hanh tai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang ma hoi. hieu van chat ((((ac va) OR (bac va))) OR (duc va)) hanh tai cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang ma hoi. hieu van chat ((((ac va) OR (bac va))) or (duc va)) hanh tai cua te*".