Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lieu tay du snippets" » "lieu thay du snippets", "lieu tai du snippets", "lieu xay du snippets", "lieu day du snippets", "lieu tay tu 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: (((("lieu tay du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lieu tay du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lieu tay du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lieu tay du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.