Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"huu thac cac snippets" » "huu thac code snippets", "huu thuc cac snippets", "huu trac cac snippets", "huu phach cac snippets", "huu thoai cac snippets", "huu thanh cac snippets", "huu thuc cach 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: (((("huu thac cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("huu thac cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( huu thac cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("huu thac cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.