Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham pha cau snippets" » "pham phap cau snippets", "kham pha cau snippets", "pham ha cau snippets", "pham phan cau snippets", "pham pha cac 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 pha 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: (((("pham pha cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham pha cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham pha cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.