Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lich dan mo snippets" » "lich danh mo snippets", "lich can mo snippets", "lich han mo snippets", "lich dan mon snippets", "lich dan so snippets", "lich fan 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: (((("lich dan 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: (((("lich dan mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lich dan mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lich dan mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.