Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nhat vu han slippers" » "nhat ve han slippers", "nhat tu han slippers", "nhat ngu han slippers", "nhat vu hoan slippers", "nhat vu hanh slippers", "nhat vu khan slippers", "nhat vu han slippery", "nhat vu han 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: (((("nhat vu han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhat vu han slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nhat vu han slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhat vu han slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.