Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hieu co hop snippets" » "hieu so hop snippets", "hieu bo hop snippets", "hieu ca hop snippets", "hieu co hoc snippets", "hieu co hoi snippets", "hieu co ho 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: (((("python using java snippets") or ("hieu co hop snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hieu co hop snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hieu co hop snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hieu co hop snippets"))) or ("locating bug code snippets"))*.