Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ben rang mot snippets" » "ben trong mot snippets", "ban trang mot snippets", "banh rang mot snippets", "ben trang mot snippets", "ben lang mot snippets", "ben pang mot 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: (((("ben rang mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ben rang mot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ben rang mot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ben rang mot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.