Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"viec ca chi snippets" » "viec cua chi snippets", "viec va chi snippets", "viet ca chi snippets", "viec a chi snippets", "viec cu chi snippets", "viec la chi 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: (((("viec ca chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viec ca chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( viec ca chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viec ca chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.