Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quan sat doi snippets" » "quan sat code snippets", "quan ha doi snippets", "quan tai doi snippets", "luan san doi snippets", "quan hat doi snippets", "quan sat hoi snippets", "quan sat voi 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: (((("quan sat doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quan sat doi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( quan sat doi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quan sat doi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.