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