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