Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan va cao snippets" » "phan va code snippets", "phan van cao snippets", "nhan va cao snippets", "han va cao snippets", "phan va cac snippets", "phan va co snippets", "phan va dao 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: (((("python using java snippets") or ("phan va cao snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("phan va cao snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( phan va cao snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("phan va cao snippets"))) or ("locating bug core snippets"))*.