Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh van la slippers" » "trinh han la slippers", "trinh quan la slippers", "trinh toan la slippers", "trinh van lam slippers", "trinh van lao slippers", "trinh van lan slippers", "trinh van la slippery", "trinh van la 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: (((("trinh van la slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh van la slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh van la slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh van la slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.