Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khoi dan hoi snippets" » "khoi dan code snippets", "hoi dan hoi snippets", "choi dan hoi snippets", "khoi can hoi snippets", "khoi dan hoc snippets", "khoi dai hoi snippets", "khoi dang khoi 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: (((("khoi dan hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi dan hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khoi dan hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi dan hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.