Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ton cho e snippets" » "toan cho e snippets", "ton kho e snippets", "trong cho e snippets", "ton cho he snippets", "ton cho xe snippets", "ton cho em 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: (((("ton cho e snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ton cho e snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ton cho e snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ton cho e snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.