Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan toan do snippets" » "phan toan code snippets", "phan tan do snippets", "phap toan do snippets", "phan hoan do snippets", "phan toan ho snippets", "phan toan co snippets", "phan toan du snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan toan do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan toan do snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan toan do snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan toan do snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.