Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc binh hon snippets" » "duc minh hon snippets", "duc hinh hon snippets", "duc kinh hon snippets", "duc binh han snippets", "duc binh hoi 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: (((("duc binh 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: (((("duc binh hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc binh hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc binh hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.