Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vien can cu snippets" » "vien canh cu snippets", "vien cac cu snippets", "vien cao cu snippets", "vien can cau snippets", "vien can chu snippets", "vien dan 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: (((("vien can cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vien can cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vien can cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vien can cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.