Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi xa hoc snippets" » "phi xay hoc snippets", "thi xa hoc snippets", "phi va hoc snippets", "phi xa hoi snippets", "phi xa hoa 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: (((("phi xa hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi xa hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi xa hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi xa hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.