Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuon vi phe snippets" » "chon vi phe snippets", "cuong vo phe snippets", "cuong ve phe snippets", "cuon va phe snippets", "cuon vi he snippets"
"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: (((("cuon vi phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuon vi phe snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon vi phe snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon vi phe snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.