Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lich cay cao snippets" » "lich can cao snippets", "tich cay cao snippets", "lich chau cao snippets", "lich chay cao snippets", "lich cay co snippets", "lich tay cao 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 cay cao 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 cay cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lich cay cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lich cay cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.