Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cap hay cao snippets" » "cap xay cao snippets", "cap han cao snippets", "cap giay cao snippets", "cap chay cao snippets", "cap tay cao snippets", "cap cay 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: (((("cap hay 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: (((("cap hay cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cap hay cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cap hay cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.