Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cha chua chi snippets" » "chay chua chi snippets", "ca chua chi snippets", "chi chua chi snippets", "cha cua chi snippets", "cha chua chay snippets", "cha chung 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: (((("cha chua 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: (((("cha chua chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cha chua chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cha chua chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.