Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"bat su cao snippets" » "bat hu cao snippets", "ban su cao snippets", "dat su cao snippets", "bat cu cao snippets", "bat vu cao snippets", "bat su co 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 su cao 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 su cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( bat su cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("bat su cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.