Perhaps you should try some spelling variations:
"khung trinh mot phan." » "chuong trinh mot phan." (Expand Search), "hung tinh mot phan." (Expand Search), "khuong tinh mot phan." (Expand Search), "khung trinh mon phan." (Expand Search), "khung trinh mo phan." (Expand Search), "khung tinh mot phan." (Expand Search), "khung trinh mot nhan." (Expand Search), "khung trinh mot chan." (Expand Search), "khung trinh mot thanh." (Expand Search)
"huong trinh do dan." » "chuong trinh do dan." (Expand Search), "phuong trinh do dan." (Expand Search), "vuong trinh do dan." (Expand Search), "huong trinh mon dan." (Expand Search), "huong trinh dao dan." (Expand Search), "huong trinh do danh." (Expand Search), "huong trinh co dan." (Expand Search)
"cpppcvuong trinh hoc phan." » "cpppcvuong trinh hoi phan." (Expand Search), "cpppcvuong trinh khac phan." (Expand Search), "cpppcvuong trinh mon phan." (Expand Search), "cpppcvuong trinh hoc than." (Expand Search), "cpppcvuong trinh hoc dan." (Expand Search), "cpppcvuong trinh hoc ha." (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: (((("cpppcvuong trinh hoc phan.") OR ("khung trinh mot phan."))) OR ("huong trinh do dan."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cpppcvuong trinh hoc phan.\") OR (\"khung trinh mot phan.\"))) OR (\"huong trinh do dan.\"))".
• Removing quotes may allow a broader search: (((( cpppcvuong trinh hoc phan. ) OR ( khung trinh mot phan. ))) OR ( huong trinh do dan. )).
• Adding a wildcard symbol may retrieve word variants: (((("cpppcvuong trinh hoc phan.") OR ("khung trinh mot phan."))) OR ("huong trinh do dan."))*.