Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"bac nhan dat snippets" » "ban nhan dat snippets", "cac nhan dat snippets", "dac nhan dat snippets", "bac nhan dan snippets", "bac nhan vat snippets", "bac nhan dai 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: (((("bac nhan 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: (((("bac nhan dat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( bac nhan dat snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bac nhan dat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.