Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"long nha su snippets" » "luong nha su snippets", "long ha su snippets", "cong nha su snippets", "long nhan su snippets", "long nha tu snippets", "long nha cu snippets", "long nha su 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: (((("long nha su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("long nha su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( long nha su snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("long nha su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.