Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"anh hoc can snippets" » "anh hoc code snippets", "sinh hoc can snippets", "benh hoc can snippets", "hinh hoc can snippets", "anh hoc dan snippets", "anh hoc cao snippets", "anh hoc cac 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 hoc can 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 hoc can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( anh hoc can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh hoc can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.