Perhaps you should try some spelling variations:
thanh hai » thanh phan, thanh hoa, thanh san
cham tuc » nham thuc, pham thuc, tham thuc
nham thu » nham thuc, nam thu, pham thu
thu sach » thuat sach, thuoc sach, thu hoach
va thanh » gia thanh, ban thanh, va tinh
hai cuu » hai cua, hai chu, hai cuc
tu sach » su sach, te sach, tu cach
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
cuu tre » cua tre, cau tren, cau treo
y nang » ky nang, ly nang, v nang

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)) y nang xa hoi. hieu ve ((cham tuc) or (nham thu)) va thanh hai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) y nang xa hoi. hieu ve ((cham tuc) OR (nham thu)) va thanh hai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) y nang xa hoi. hieu ve ((cham tuc) or (nham thu)) va thanh hai cuu tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) y nang xa hoi. hieu ve ((cham tuc) or (nham thu)) va thanh hai cuu tre*.