Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luat dan co snippets" » "luat dan code snippets", "luat dat co snippets", "luat doanh co snippets", "cua dan co snippets", "luat dan cho snippets", "luat dang co snippets", "luat danh co 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: (((("luat dan co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("luat dan co snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luat dan co snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat dan co snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.