Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chuan ki can snippets" » "chuan bi can snippets", "chuan ky can snippets", "chuan kien can snippets", "chuan i can snippets", "chuan khoi can snippets", "chuan kinh can 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: (((("chuan ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chuan ki can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chuan ki can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chuan ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.