Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap dao do snippets" » "phap day do snippets", "phap dam do snippets", "phap dau do snippets", "phap dao o snippets", "phap dao ho snippets", "phap dao dong 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: (((("phap dao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap dao do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap dao do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap dao do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.