Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nuoi lon con snippets" » "nguoi lon con snippets", "noi lon con snippets", "nuoc lon con snippets", "nuoi long con 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: (((("nuoi lon con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nuoi lon con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nuoi lon con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nuoi lon con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.