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