Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua tu ho snippets" » "cua tuc ho snippets", "cua su ho snippets", "cua cu ho snippets", "cua tu hoc snippets", "cua tu hoa snippets", "cua tu hon 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: (((("cua tu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cua tu ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua tu ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua tu ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.