Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuc ngu cau snippets" » "chuc nu cau snippets", "chuc nguoi cau snippets", "tuc ngu cau snippets", "chuc ngu ca snippets", "chuc nhu cau snippets", "chuc ngu cu 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 ngu cau 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 ngu cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuc ngu cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuc ngu cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.