Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may ton cho snippets" » "may son cho snippets", "may thong cho snippets", "may tinh cho snippets", "may toan cho snippets", "may ton kho snippets", "may 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: (((("may 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: (((("may ton cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may ton cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may ton cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.