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