Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"co hoi lieu snippets" » "co ho lieu snippets", "co hoi hieu snippets", "co hoi tieu snippets", "co hoc lieu snippets", "co loi lieu snippets", "co hoi lieu slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("co hoi lieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co hoi lieu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co hoi lieu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co hoi lieu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.