Perhaps you should try some spelling variations:
thanh lap » thanh san, phan lap, thanh hai
ban thanh » ban hanh, ban hang
tu sach » thu sach, te sach, tu cach
lap cua » lai cua, tap cua, lam cua
cao duc » dao duc, cao suc, giao duc
cam duc » cam xuc, pham duc, nam duoc
lang xa » lang ha, dang xay, lang van
tu lang » cu lang, tu lanh, xu lang
su sach » so sach, vu sach
cua tre » cua te, cuu tre, cua triet

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 (su sach)) tu lang xa hoi. lieu va ((cam duc) or (cao duc)) ban thanh lap cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (su sach)) tu lang xa hoi. lieu va ((cam duc) OR (cao duc)) ban thanh lap cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (su sach)) tu lang xa hoi. lieu va ((cam duc) or (cao duc)) ban thanh lap cua tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (su sach)) tu lang xa hoi. lieu va ((cam duc) or (cao duc)) ban thanh lap cua tre*.