Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cac phan cao snippets" » "cac phan code snippets", "cac nhan cao snippets", "cao phan cao snippets", "cap phan cao snippets", "cac phan cac snippets", "cac phan co snippets", "cac phan cau 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: (((("cac phan cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cac phan cao snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cac phan cao snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac phan cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.