Perhaps you should try some spelling variations:
khoan phap » khoan phai, khoa phau, han phap
phap thong » phap phong, phap chong, pho thong
phan thong » phan thuong, phan hong, phan tong
thai thuc » thai thuy, thai tuc, tham thuc
thuc bach » truc bach, thuc cach, thuoc sach
sanh tai » sang tai, hanh tai, anh tai
tai thuc » tri thuc, dai thuc, thi thuc
thuc cac » thuc cach, tuc cac, phuc cac
sac thai » rac thai, sach tham, toc thai
bach hoa » bach khoa, bach ha, cach hoan
hoa phan » hoa dan, co phan
tu sanh » tu hanh, tu manh, tu san
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sanh tai thuc cac khoan phap thong ) or ( tu sac thai thuc bach hoa phan thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sanh tai thuc cac khoan phap thong ) OR ( tu sac thai thuc bach hoa phan thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sanh tai thuc cac khoan phap thong ) or ( tu sac thai thuc bach hoa phan thong ))*.