Perhaps you should try some spelling variations:
ban hanh » ban hang
te sach » toc sach
nang xa » nang x, lang xa, nang ma
xuc ban » duc ban, cuc ban, quoc ban
doi cua » dai cua, hoi cua, dong cua
y nang » ky nang, ly nang, v nang
ve cac » vien cac
de cua » le cua, te cua, dieu cua

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 y nang xa hoi. hieu ((ve cac) OR (va cac)) xuc ban hanh ((de cua) or (doi cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. hieu ((ve cac) OR (va cac)) xuc ban hanh ((de cua) OR (doi cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang xa hoi. hieu ((ve cac) OR (va cac)) xuc ban hanh ((de cua) or (doi cua)) tre".
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu ((ve cac) OR (va cac)) xuc ban hanh ((de cua) or (doi cua)) tre*.