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