Perhaps you should try some spelling variations:
"khung trinh do phan." » "chuong trinh do phan." (Expand Search), "hung tinh do phan." (Expand Search), "khuong tinh do phan." (Expand Search), "khung trinh mon phan." (Expand Search), "khung trinh co phan." (Expand Search), "khung trinh bo phan." (Expand Search), "khung trinh do phat." (Expand Search)
"cppppphuong trinh hoc phan." » "cpppppchuong trinh hoc phan." (Expand Search), "cpppppphuong trinh hoc phan." (Expand Search), "cpppppvuong trinh hoc phan." (Expand Search), "cppppphuong trinh hoi phan." (Expand Search), "cppppphuong trinh khac phan." (Expand Search), "cppppphuong trinh mon phan." (Expand Search), "cppppphuong trinh hoc than." (Expand Search), "cppppphuong trinh hoc dan." (Expand Search), "cppppphuong trinh hoc ha." (Expand Search)
"huong trinh so phan." » "chuong trinh so phan." (Expand Search), "phuong trinh so phan." (Expand Search), "vuong trinh so phan." (Expand Search), "huong trinh co phan." (Expand Search), "huong trinh mon phan." (Expand Search), "huong trinh dao phan." (Expand Search), "huong trinh gop phan." (Expand Search)

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: (((("khung trinh do phan.") OR ("cppppphuong trinh hoc phan."))) OR ("huong trinh so phan."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"khung trinh do phan.\") OR (\"cppppphuong trinh hoc phan.\"))) OR (\"huong trinh so phan.\"))".
• Removing quotes may allow a broader search: (((( khung trinh do phan. ) OR ( cppppphuong trinh hoc phan. ))) OR ( huong trinh so phan. )).
• Adding a wildcard symbol may retrieve word variants: (((("khung trinh do phan.") OR ("cppppphuong trinh hoc phan."))) OR ("huong trinh so phan."))*.