Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan dung cu snippets" » "phan ung cu snippets", "phan dang cu snippets", "chan dung cu snippets", "phan dung cua snippets", "phan dung co snippets", "phan dung cho 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 dung 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: (((("phan dung cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan dung cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan dung cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.