Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lanh co mon snippets" » "anh co mon snippets", "lang co mon snippets", "danh co mon snippets", "lanh co don snippets", "lanh co lon snippets", "lanh co mo 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: (((("lanh co mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lanh co mon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lanh co mon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lanh co mon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.