Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huong ly doc snippets" » "chuong my doc snippets", "phuong la doc snippets", "vuong le doc snippets", "huong ly duoc snippets", "huong ly hoc snippets", "huong ly do 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: (((("huong ly doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huong ly doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huong ly doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huong ly doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.