Perhaps you should try some spelling variations:
"thu canh tranh nghien nang luc" » "thu canh trinh nghien nang luc", "thu canh tron nghien nang luc", "thu canh trong nghien nang luc", "thu canh tranh nguyen nang luc", "thu canh tranh nghiep bang luc", "thu canh tranh nghiep nong luc", "thuc hanh tranh nghien nang luc", "thu cong tranh nghien nang luc", "thu ban tranh nghien nang luc"
"thu sach bai nghiep va hoc" » "thu sach mai nghiep va hoc", "thu sach giai nghiep va hoc", "thu sach lam nghiep va hoc", "thu sach bai nghiep vu hoc", "tu sach bai nghiep va hoc", "thuat sach bai nghiep va hoc", "thuoc sach bai nghiep va hoc", "thu sach dao nghiep va hoc", "thu cac bai nghiep va hoc", "thu sach xa nghiep va hoc", "thu sach bai nghiep van hoc"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("thu canh tranh nghien nang luc") or ("thu sach bai nghiep va hoc"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("thu canh tranh nghien nang luc") OR ("thu sach bai nghiep va hoc"))*.
• Removing quotes may allow a broader search: (( thu canh tranh nghien nang luc ) or ( thu sach bai nghiep va hoc ))*.