Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"how dan chan snippets" » "how dan gian snippets", "how dan ca snippets", "how van chat snippets", "hoa dan chan snippets", "hoc dan chan snippets", "hoi dan chan 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: (((("how dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("how dan chan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( how dan chan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("how dan chan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.