Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tom cac chat snippets" » "tom cao chat snippets", "tom cac thuat snippets", "tom cac nha snippets", "ton cac chat snippets", "gom cac chat snippets", "nom cac chat 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: (((("tom cac chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tom cac chat snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tom cac chat snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tom cac chat snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.