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