Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan chu chan snippets" » "dan chu code snippets", "dan chu han snippets", "dan chua chay snippets", "dan chu van snippets", "dan cu chan snippets", "can chu chan snippets", "dan cho chan 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: (((("dan chu chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan chu chan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dan chu chan snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan chu chan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.