Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nom bat dong snippets" » "nom hoat dong snippets", "nom ha dong snippets", "nom van dong snippets", "noi bat dong snippets", "nam bat 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: (((("nom bat dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nom bat dong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nom bat dong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nom bat dong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.