Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi van lan slippers" » "phi san lan slippers", "thi van lan slippers", "phi va lan slippers", "phi van lang slippers", "phi van luan slippers", "phi van ban slippers", "phi van lan slippery", "phi van lan 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.

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