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