Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mot manh hon snippets" » "mot minh hon snippets", "mot hanh hon snippets", "mot thanh hon snippets", "mot manh ho snippets", "mot manh huong 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 manh hon 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 manh hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mot manh hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mot manh hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.