Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cu anh vinh slippers" » "cu danh vinh slippers", "cu anh kinh slippers", "cu anh dinh slippers", "cuu anh vinh slippers", "vu anh vinh slippers", "cu anh vinh slippery", "cu anh vinh grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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