Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"pham dinh a7 snippets" » "pham minh a7 snippets", "tham dinh a7 snippets", "phan dinh a7 snippets", "pham dinh van snippets", "pham dinh lam snippets", "pham dinh dat snippets", "pham dinh a7 slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("pham dinh a7 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham dinh a7 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham dinh a7 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham dinh a7 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.