Perhaps you should try some spelling variations:
khoan phap » khoan phai, khoa phau, han phap
phap thong » phap phong, phap chong, phap tieng
hoach tri » hoach toi, hoach hoi, hoach thu
thuc bach » truc bach, thuc cach, thuoc sach
pho thong » he thong
sach tham » sach nha
tri thuc » tri tue
bach hoa » bach khoa, bach ha, cach hoan
tham gia » pham giao, tac gia, tran gia
hoa pho » hoc pho, hoa phi, hoa cho
tu sach » thu sach, su sach, te sach
gia cac » gian cac, giai cac, giua cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( thu hoach tri thuc bach hoa pho thong ) or ( tu sach tham gia cac khoan phap thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( thu hoach tri thuc bach hoa pho thong ) OR ( tu sach tham gia cac khoan phap thong )).
• Adding a wildcard symbol may retrieve word variants: (( thu hoach tri thuc bach hoa pho thong ) or ( tu sach tham gia cac khoan phap thong ))*.