Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan hai de snippets" » "thanh hai de snippets", "van hai de snippets", "hang hai de snippets", "chan dai de snippets", "chan lai de snippets", "chan hai di 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 hai de 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 hai de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan hai de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan hai de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.