Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat con hong snippets" » "bat con song snippets", "bat cong thong snippets", "bat cong khong snippets", "bat cong hong snippets", "bat can hong snippets", "bat coc hong 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 con hong 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 con hong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat con hong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat con hong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.