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