Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tang doi ca snippets" » "hang doi ca snippets", "tang loi ca snippets", "tang di ca snippets", "tang doi cua snippets", "tang doi cay snippets", "tang duoi ca 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 doi ca 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 doi ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tang doi ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tang doi ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.