Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cao chu doc snippets" » "chao chu doc snippets", "cao cho doc snippets", "cho chu doc snippets", "cao chau doc snippets", "cao chu duc snippets", "cao chua duoc 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: (((("python using java snippets") or ("cao chu doc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cao chu doc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cao chu doc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cao chu doc snippets"))) or ("locating bug code snippets"))*.