Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tri quan con snippets" » "trinh quan con snippets", "hai quan con snippets", "mai quan con snippets", "tri qua con snippets", "tri quan co snippets", "tri quan doan 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: (((("tri quan con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tri quan con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tri quan con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tri quan con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.