Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc ban hoc snippets" » "cua ban hoc snippets", "cac ban hoc snippets", "cuu ban hoc snippets", "cuc bang hoc snippets", "cuc van hoc snippets", "cuc bai hoc 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: (((("cuc ban hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuc ban hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc ban hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc ban hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.