Perhaps you should try some spelling variations:
"te sach ha ve va cong thong minh" » "te sach ha ve va cong thong tin", "te sach ha ve va cong hoang minh", "te sach ha ve va cong thuong minh", "te sach ha ve va cong trong minh", "te sach ha ve va dong thong minh", "toc sach ha ve va cong thong minh", "te sach nha ve va cong thong minh", "te sach han ve va cong thong minh", "te sach xa ve va cong thong minh", "te sach ha ve tai cong thong minh", "te sach ha ve cua cong thong minh", "te sach pha ve va cong thong minh", "te sach hua ve va cong thong minh", "te sach ca ve va cong thong minh", "te sach ha ve van cong thong minh", "te sach ha te va cong thong minh", "te sach ha ke va cong thong minh"
"so sach phan mem nguoi cao trong sinh" » "so sach phan mem nguoi cao trong kinh", "so sach phan mem nguoi cao trong san", "so sach han mem nguoi cao trong sinh", "so mach phan mem nguoi cao trong sinh", "so sach phat mem nguoi cao trong sinh", "so sach phan em nguoi cao trong sinh", "so sach phan me nguoi cao trong sinh", "so sach phan moi nguoi cao trong sinh", "so sach phan mem nguoi dao trong sinh", "so sach phan mem nguoi co trong sinh", "so sach phan mem nguoi lao trong sinh", "so sach phan mem nguoi cao truong sinh", "so sach phan mem nguoi cay trong sinh", "so sach phan mem nguoi tao trong sinh", "so sanh phan mem nguoi cao trong sinh", "bo sach phan mem nguoi cao trong sinh", "co sach phan mem nguoi cao trong sinh"

Try widening your search to All Fields.

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 ha ve va cong thong minh") or ("so sach phan mem nguoi cao trong sinh"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("te sach ha ve va cong thong minh") OR ("so sach phan mem nguoi cao trong sinh")).
• Removing quotes may allow a broader search: (( te sach ha ve va cong thong minh ) or ( so sach phan mem nguoi cao trong sinh )).
• Adding a wildcard symbol may retrieve word variants: (("te sach ha ve va cong thong minh") or ("so sach phan mem nguoi cao trong sinh"))*.