Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua kho ca snippets" » "cua khoa ca snippets", "cua khoi ca snippets", "qua kho ca snippets", "cua kho cua snippets", "cua kho cam snippets", "cua tho ca 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: (((("cua kho 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: (((("cua kho ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua kho ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua kho ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.