Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc tai con snippets" » "chuc thi con snippets", "chu tai con snippets", "thuc tai con snippets", "chuc tai cong snippets", "chuc tai co snippets", "chuc tao con 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: (((("chuc tai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuc tai con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc tai con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc tai con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.