Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang van lan slippers" » "dang van lan slippers", "hoang van lan slippers", "trong van lan slippers", "tang van lang slippers", "tang van luan slippers", "tang van ban slippers", "tang van lan slippery", "tang 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.

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