Perhaps you should try some spelling variations:
trung thanh » truong thanh
thanh vai » thanh hai, thanh van, thanh tai
luc trung » duc trung, luc trong, quoc trung
hieu van » hieu va, thien van, lieu va
thu sach » thuat sach, thuoc sach, thu hoach
vai cuu » vai cua
bao luc » bao thuc
van bao » van ban, van dao
tu sach » su sach, tu cach, vu sach
cuu tre » cua tre, cau tren, cau treo
te sach » toc sach
y nang » ky nang, ly nang, v nang
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: ((((tu sach) OR (thu sach))) or (te sach)) y nang x hoi. hieu van bao luc trung thanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu sach) OR (thu sach))) OR (te sach)) y nang x hoi. hieu van bao luc trung thanh vai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((tu sach) OR (thu sach))) or (te sach)) y nang x hoi. hieu van bao luc trung thanh vai cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((((tu sach) OR (thu sach))) or (te sach)) y nang x hoi. hieu van bao luc trung thanh vai cuu tre*.