Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pho danh cu snippets" » "kho danh cu snippets", "cho doanh cu snippets", "khao danh cu snippets", "pho danh cau snippets", "pho danh tu snippets", "pho 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: (((("pho danh cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pho danh cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pho danh cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pho danh cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.