Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chang tu can snippets" » "chang tu code snippets", "chung tu can snippets", "chang xu can snippets", "hang tu can snippets", "chang tu ban snippets", "chang tu cac snippets", "chang su can 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: (((("chang tu 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: (((("chang tu can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chang tu can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chang tu can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.