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