Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"nang le co snippets" » "tang le co snippets", "lang le co snippets", "nang he co snippets", "nang ly co snippets", "nang de co snippets", "nang ke co 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: (((("nang le co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nang le co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang le co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang le co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.