Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan moi con snippets" » "phan moi code snippets", "phan mo con snippets", "pham moi con snippets", "phan hoi con snippets", "phan moi cong snippets", "phan moi co snippets", "phan mot con 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: (((("phan moi con 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 moi con snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan moi con snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan moi con snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.