Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho cao o snippets" » "cho cac o snippets", "cho dao o snippets", "cho can o snippets", "cho cao do snippets", "cho cao oc snippets", "cho cao so 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 cao o 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 cao o snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho cao o snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho cao o snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.