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