Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"soan tu cao snippets" » "toan tu cao snippets", "doan tu cao snippets", "hoang tu cao snippets", "soan cu cao snippets", "soan tu cac snippets", "soan vu cao 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: (((("soan tu 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: (((("soan tu cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( soan tu cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("soan tu cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.