Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lich loi can snippets" » "lich noi can snippets", "dich noi can snippets", "dinh loi can snippets", "lich loi ca snippets", "lich voi can snippets", "lich loi cau 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 loi can 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 loi can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lich loi can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lich loi can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.