Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tra binh cuu snippets" » "tran binh cuu snippets", "tra linh cuu snippets", "tra vinh cuu snippets", "tra dinh cuu snippets", "tra binh chu 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: (((("tra binh cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tra binh cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tra binh cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tra binh cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.