Perhaps you should try some spelling variations:
"cpphuong trinh mon phan." » "chuong trinh mon phan." (Expand Search), "phuong trinh mon phan." (Expand Search), "chuong tinh mon phan." (Expand Search), "cpphuong trinh mot phan." (Expand Search), "cpphuong trinh mo phan." (Expand Search), "cpphuong trinh mon nhan." (Expand Search)
"vuong trinh khac dan." » "chuong trinh khac dan." (Expand Search), "vuong trieu khac dan." (Expand Search), "vuong trung khac dan." (Expand Search), "vuong trinh phat dan." (Expand Search), "vuong trinh nhac dan." (Expand Search), "vuong trinh khac da." (Expand Search), "vuong trinh khach san." (Expand Search)
"cong trinh hoi can." » "chuong trinh hoi can." (Expand Search), "cong trinh do can." (Expand Search), "cong trinh thoi can." (Expand Search), "cong trinh hoi chan." (Expand Search), "cong trinh hoi dan." (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: (((("cong trinh hoi can.") OR ("cpphuong trinh mon phan."))) OR ("vuong trinh khac dan."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"cong trinh hoi can.\") OR (\"cpphuong trinh mon phan.\"))) OR (\"vuong trinh khac dan.\"))".
• Removing quotes may allow a broader search: (((( cong trinh hoi can. ) OR ( cpphuong trinh mon phan. ))) OR ( vuong trinh khac dan. )).
• Adding a wildcard symbol may retrieve word variants: (((("cong trinh hoi can.") OR ("cpphuong trinh mon phan."))) OR ("vuong trinh khac dan."))*.