Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"son cao toc snippets" » "toan cao toc snippets", "cong cao toc snippets", "dong cao toc snippets", "son cac toc snippets", "son cao hoc snippets", "son cao ngoc 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: (((("son cao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("son cao toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( son cao toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("son cao toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.