Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van anh van slippers" » "van thanh van slippers", "van minh van slippers", "tuan anh van slippers", "van anh va slippers", "van doanh van slippers", "van anh van slippery", "van anh van 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: (((("van anh van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van anh van slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van anh van slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van anh van slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.