Perhaps you should try some spelling variations:
trung thanh » truong thanh
thien van » thi van
thanh tai » thanh hai, thanh toan, doanh tai
luc trung » duc trung, luc trong, quoc trung
tai cuu » tai cuc, tai buu, tai cua
bao luc » bao thuc
van bao » van ban, van dao
cuu tre » cua tre, cau tren, cau treo
te sach » toc sach
tu sach » thu sach, su sach, tu cach
nang o » nang co, nang ho, nang ro
y nang » ky nang, ly nang, v nang
o hoi » co hoi, o hoc, o hai

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) or (tu sach))) or (te sach)) y nang o hoi. thien van bao luc trung thanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((vu bach) OR (tu sach))) OR (te sach)) y nang o hoi. thien van bao luc trung thanh tai cuu tre.
• Adding a wildcard symbol may retrieve word variants: ((((vu bach) or (tu sach))) or (te sach)) y nang o hoi. thien van bao luc trung thanh tai cuu tre*.