Perhaps you should try some spelling variations:
thien van » thi van
phan thuc » nhan thuc, phap thuc, pham thuc
hoc sach » hoc sinh, hoc cac, hoc anh
phap thu » phap thuc, phap tu, phap che
sinh dai » sinh thai, si dai, sinh vat
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va sinh » va kinh, va tinh, vi sinh
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: hoc sach ky nang xa hoi. thien van ((phan thuc) or (phap thu)) va sinh dai cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc sach ky nang xa hoi. thien van ((phan thuc) OR (phap thu)) va sinh dai cua te.
• Adding a wildcard symbol may retrieve word variants: hoc sach ky nang xa hoi. thien van ((phan thuc) or (phap thu)) va sinh dai cua te*.