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