Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dong keo dan slippers" » "dong kem dan slippers", "dong ket dan slippers", "dong khoa dan slippers", "dong ke dan slippers", "dong peo dan slippers", "dong keo khan slippers", "dong keo dan slippery", "dong keo dan grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

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