Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chan dua cac snippets" » "chan dua code snippets", "chay dua cac snippets", "phan dua cac snippets", "chan doan cac snippets", "chan cua cac snippets", "chan qua cac snippets", "chan duc 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: (((("chan dua 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: (((("chan dua cac snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chan dua cac snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan dua cac snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.