Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho ki can snippets" » "cho ky can snippets", "cho k1 can snippets", "cho ke can snippets", "cho i can snippets", "cho khoi can snippets", "cho 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: (((("cho 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: (((("cho ki can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho ki can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.