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