Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"ban tran dat snippets" » "ban trang dat snippets", "tan tran dat snippets", "ban than dat snippets", "ban tren dat snippets", "ban trai dat snippets", "ban tan dat 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: (((("ban tran dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban tran dat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( ban tran dat snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban tran dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.