Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho quang le snippets" » "chu quang le snippets", "che quang le snippets", "pho quang le snippets", "cho quang yen snippets", "cho quan ly snippets", "cho quan li 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: (((("cho quang le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho quang le snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho quang le snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho quang le snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.