Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luoc can don snippets" » "luoc can code snippets", "luc canh don snippets", "hoc can don snippets", "luoc dai don snippets", "luoc can dong snippets", "luoc cac don snippets", "luoc van don 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: (((("luoc can don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luoc can don snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luoc can don snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luoc can don snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.