Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thang su can snippets" » "thong su can snippets", "tang su can snippets", "thang tu can snippets", "thang su van snippets", "thang su cao snippets", "thang su han 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: (((("thang su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thang su can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thang su can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thang su can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.