Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"can wu cong snippets" » "can wu code snippets", "can tu cong snippets", "can vu cong snippets", "can su cong snippets", "can we cong snippets", "fan wu cong snippets", "lan wu cong 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: (((("can wu cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can wu cong snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( can wu cong snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can wu cong snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.