Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh cong dot snippets" » "anh cong code snippets", "hanh cong dot snippets", "anh dong dot snippets", "thanh cong dot snippets", "anh cong mot snippets", "anh cong dong snippets", "anh cong doan 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: (((("anh cong dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh cong dot snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( anh cong dot snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh cong dot snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.