Perhaps you should try some spelling variations:
"dong cong code snippets" » "duong cong code snippets", "dung cong code snippets", "dang cong code snippets", "dong cong cong snippets", "dong cong co snippets", "dong cong che snippets"
"dan tinh java slippers" » "dan trinh java slippers", "dan think java slippers", "dan tinh va slippers", "doan tinh java slippers", "dang tinh java slippers", "dan tinh java slippery", "dan tinh java grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

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: (((("dan tinh java slippers") or ("dong cong code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan tinh java slippers") OR ("dong cong code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan tinh java slippers ) or ( dong cong code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan tinh java slippers") or ("dong cong code snippets"))) or ("locating bug code snippets"))*.