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