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