Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap quan di snippets" » "phap luan di snippets", "pham quang di snippets", "phap luat di snippets", "phap quan doi snippets", "phap quan li snippets", "phap quan vi 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 quan di 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 quan di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap quan di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap quan di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.