Perhaps you should try some spelling variations:
hanh dat » thanh dat, anh dat, hanh cat
ban hanh » ban hang
thi cong » tai cong, thien cong
duc ban » duc tan, duc van, dua ban
cua tre » cuu tre, cua triet, dua tren
tu sach » thu sach, su sach, te sach
lam duc » lam duoc, pham duc, nam duoc
nang xa » nang x, lang xa, nang ma
sach v » sach va, sach y, sach 2
v nang » va nang, vu nang, van nang
cua te » cua tu

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 v nang xa hoi. ((lieu va) or (thi cong)) lam duc ban hanh dat ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach v nang xa hoi. ((lieu va) OR (thi cong)) lam duc ban hanh dat ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach v nang xa hoi. ((lieu va) or (thi cong)) lam duc ban hanh dat ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: tu sach v nang xa hoi. ((lieu va) or (thi cong)) lam duc ban hanh dat ((cua tre) OR (cua te))*.