Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luat dan cuc snippets" » "luat dan code snippets", "luat dat cuc snippets", "luat doanh cuc snippets", "cua dan cuc snippets", "luat dan cu snippets", "luat dan cua snippets", "luat dan cac 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 cuc 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 cuc snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( luat dan cuc snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("luat dan cuc snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.