Perhaps you should try some spelling variations:
trien thuoc » trien thuc, trien thuong, tin thuoc
sach nghiep » cac nghiep, tac nghiep, doanh nghiep
sanh trong » sinh trong, anh trong, hanh trong
khoan than » khoan thanh, khoa than, khan than
than thong » than thuong, toan thong, tran thong
sach trien » sach tien, sach tren, sach thieu
thuoc sach » hoc sach, nuoc sach, thuat sach
nghiep pho » nghiep nho, nghiep cho, nghiep phu
pho thong » he thong
trong tu » trong thu, trong tuc, trong su
tu sanh » tu hanh, tu manh, tu san
tu sach » thu sach, su sach, te sach

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 trong tu cac khoan than thong ) or ( tu sach trien thuoc sach nghiep pho thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sanh trong tu cac khoan than thong ) OR ( tu sach trien thuoc sach nghiep pho thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sanh trong tu cac khoan than thong ) or ( tu sach trien thuoc sach nghiep pho thong ))*.