Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nghe cao ca snippets" » "nghe co ca snippets", "nghe nano ca snippets", "nghe chan ca snippets", "nghe cao cap snippets", "nghe cao va snippets", "nghe cho ca 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: (((("nghe cao ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nghe cao ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghe cao ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghe cao ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.