Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu tang du snippets" » "cu tang code snippets", "ca tang du snippets", "cu lang du snippets", "cao tang du snippets", "cu nang du snippets", "cu hang dau snippets", "cu dang duc 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: (((("cu tang du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu tang du snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cu tang du snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cu tang du snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.