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