Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot thoi da snippets" » "moi thoi da snippets", "mot khoi da snippets", "mot tri da snippets", "mot thoi dai snippets", "mot thoi dao snippets", "mot toi da 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: (((("mot thoi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mot thoi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot thoi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot thoi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.