Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"keo cho duc snippets" » "ke cho duc snippets", "keo chi duc snippets", "khoe cho duc snippets", "keo cho duoc snippets", "keo ho duc snippets", "keo tho duc snippets", "keo cho duc 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: (((("keo cho duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("keo cho duc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( keo cho duc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("keo cho duc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.