Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dia hinh cad snippets" » "dia chinh cad snippets", "da hinh cad snippets", "doan hinh cad snippets", "dia hanh cad snippets", "dia chinh can snippets", "dia chinh 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: (((("dia hinh cad snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dia hinh cad snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dia hinh cad snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dia hinh cad snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.