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