Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban than que snippets" » "ban thanh que snippets", "van thanh que snippets", "ban hang que snippets", "ban thon que snippets", "ban thanh qui snippets", "ban thanh hue 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: (((("ban than que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban than que snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban than que snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban than que snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.