Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang ca ke snippets" » "tang cua ke snippets", "hang ca ke snippets", "tang ma ke snippets", "tang cac ke snippets", "tang ca ve snippets", "tang ca me 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: (((("tang ca ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tang ca ke snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang ca ke snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang ca ke snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.