Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tap toan da snippets" » "tap toan code snippets", "tap doan da snippets", "tap quan da snippets", "bai toan da snippets", "tap toan dam snippets", "tap toan dai snippets", "tap toan dau snippets"
"python using java snippets" » "python using data 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: (((("tap toan da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tap toan da snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tap toan da snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tap toan da snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.