Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khoi va chi snippets" » "khoi va code snippets", "hoi va chi snippets", "khi va chi snippets", "choi va chi snippets", "khoi van chi snippets", "khoi va che snippets", "khoi va cai 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 va chi 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 va chi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khoi va chi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi va chi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.