Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc han lon snippets" » "hoc phan lon snippets", "hoc hanh lon snippets", "hoc chan lon snippets", "hoc han tong snippets", "hoc hai long snippets", "hoc phan lan 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 ("hoc han lon snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hoc han lon snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoc han lon snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoc han lon snippets"))) or ("locating bug code snippets"))*.