Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan theo ca snippets" » "cau theo ca snippets", "hanh theo ca snippets", "pham theo ca snippets", "chan tho ca snippets", "chan theo chu snippets", "chan theo ucp 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: (((("chan theo 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: (((("chan theo ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan theo ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan theo ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.