Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"luc dang dan snippets" » "luc sang dan snippets", "luc dong dan snippets", "luoc danh dan snippets", "luc dang dang snippets", "luc dang van snippets", "luc dung dan snippets", "luc dang dan slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("luc dang dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luc dang dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( luc dang dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luc dang dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.