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