Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"huu di cau snippets" » "huu dai cau snippets", "huu du cau snippets", "huu dinh cau snippets", "huu da cau snippets", "huu diem cau 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: (((("huu di cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu di cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( huu di cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu di cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.