Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham dinh co snippets" » "pham minh co snippets", "tham dinh co snippets", "phan dinh co snippets", "pham dinh cao snippets", "pham dinh so snippets", "pham dinh cu 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: (((("pham dinh co 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 co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham dinh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham dinh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.