Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hang ha da snippets" » "hang hoa da snippets", "hang hai da snippets", "hoang ha da snippets", "hang nha da snippets", "hang ha dac snippets", "hang va da 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: (((("hang ha da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang ha da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang ha da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang ha da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.