Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach loi cau snippets" » "cach noi cau snippets", "cach thoi cau snippets", "cac loai cau snippets", "cach loi ca snippets", "cach hoi cau snippets", "cach loi can 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: (((("cach loi cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach loi cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach loi cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach loi cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.