Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat cua son snippets" » "nhat cua son snippets", "chat va son snippets", "chat huu son snippets", "chat cua song snippets", "chat cua san snippets", "chat cua con 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: (((("chat cua son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chat cua son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat cua son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat cua son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.