Perhaps you should try some spelling variations:
tinh dinh » trinh dinh, tinh ninh, tinh binh
van tham » van thanh, van chat, van tai
van tuan » van quan, van ban, anh tuan
dinh cuu » dinh chi
te sach » toc sach
sach ky » sac ky, sach y, sach ty
cuu tre » cua tre, cau tren, cau treo
soc va » loc va, doc va, goc va
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: te sach ky nang x hoi. hieu ((van tham) or (van tuan)) ((soc va) OR (hoc va)) tinh dinh cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang x hoi. hieu ((van tham) OR (van tuan)) ((soc va) OR (hoc va)) tinh dinh cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang x hoi. hieu ((van tham) or (van tuan)) ((soc va) OR (hoc va)) tinh dinh cuu tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang x hoi. hieu ((van tham) or (van tuan)) ((soc va) OR (hoc va)) tinh dinh cuu tre*.