Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong li anh slippers" » "cong ti anh slippers", "hong li anh slippers", "cong hai anh slippers", "cong le anh slippers", "cong ly anh slippers", "cong li ang slippers", "cong li anh slippery", "cong li anh 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: (((("cong li anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong li anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong li anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong li anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.