Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat tu hoai snippets" » "bat thu hoai snippets", "bat tu hoa snippets", "bat thi hoai snippets", "vat tu hoai snippets", "bat hu hoai snippets", "bat cu hoai 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 tu hoai 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 tu hoai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat tu hoai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat tu hoai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.