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