Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat luoc don snippets" » "bat buoc don snippets", "bat chuoc don snippets", "bat coc don snippets", "bat luoc doi snippets", "bat duoc dong snippets", "bat luoc dinh 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 luoc don 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 luoc don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat luoc don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat luoc don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.