Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuu cong hoi snippets" » "cua cong hoi snippets", "thu cong hoi snippets", "cac cong hoi snippets", "cuu cong nhoi snippets", "cuu cong hoa snippets", "cuu cong hai 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: (((("cuu cong hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuu cong hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuu cong hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuu cong hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.