Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho con so snippets" » "cho cong so snippets", "cho lon so snippets", "cho can so snippets", "cho hon so snippets", "cho con bo 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 con so 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 con so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho con so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho con so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.