Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pha cau di snippets" » "phan cau di snippets", "phap cau di snippets", "pha cac di snippets", "pha cau doi snippets", "pha cau do 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: (((("pha cau di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pha cau di snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pha cau di snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha cau di snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.