Perhaps you should try some spelling variations:
phai thong » phap thong, phai tuong, phan thong
khoan phai » khong phai, khoa phau, khoan hoi
hoach thu » hoach thay, doanh thu, hoach su
bach khoa » anh khoa
sach tri » sach tai, sach tren, sach truc
tue bach » truc bach, thi bach, vu bach
khoa hoa » khoa khoa, khoa hoc, khoa hoi
hoa cong » cua cong, va cong, hoa co
te sach » toc sach
thu tue » thu thue, thu tuc, thu tu
tue cac » tu cac, tuc cac, te cac

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 tri tue bach khoa hoa cong ) or ( thu hoach thu tue cac khoan phai thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te sach tri tue bach khoa hoa cong ) OR ( thu hoach thu tue cac khoan phai thong )).
• Adding a wildcard symbol may retrieve word variants: (( te sach tri tue bach khoa hoa cong ) or ( thu hoach thu tue cac khoan phai thong ))*.