Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co nuoc bot snippets" » "co nuoc bo snippets", "co nuoc o snippets", "co nuoc mat snippets", "cho nuoc bot snippets", "co duoc bot snippets", "co nuoi bot snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("co nuoc bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co nuoc bot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co nuoc bot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co nuoc bot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.