Perhaps you should try some spelling variations:
thanh lap » thanh san, thanh hai, thanh van
phan lap » phan dau
tao khoi » thao khoa, lao khoa, tao boi
te sach » toc sach
ve pham » vi pham, v pham, ve phan
hieu ve » hieu va, hieu van
sach ky » sac ky, sach y, sach ty
tao hoi » tao boi, tay hoi, thao hoc
ky sang » ky nang, ky dang, ky tang
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: te sach ky sang ((tao hoi) OR (tao khoi)). hieu ve pham duc va ((thanh lap) or (phan lap)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky sang ((tao hoi) OR (tao khoi)). hieu ve pham duc va ((thanh lap) OR (phan lap)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky sang ((tao hoi) OR (tao khoi)). hieu ve pham duc va ((thanh lap) or (phan lap)) cua te".
• Adding a wildcard symbol may retrieve word variants: te sach ky sang ((tao hoi) OR (tao khoi)). hieu ve pham duc va ((thanh lap) or (phan lap)) cua te*.