Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tran mi du snippets" » "tran mai du snippets", "tran si du snippets", "tran minh du snippets", "tran li du snippets", "tran di du snippets", "tran vi du 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: (((("python using java snippets") or ("tran mi du snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tran mi du snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tran mi du snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tran mi du snippets"))) or ("locating bug code snippets"))*.