Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ngoc chu can snippets" » "ngoc chau can snippets", "ngoc thu can snippets", "ngoc ha can snippets", "ngoc chu chan snippets", "ngoc chuc can snippets", "ngoc chu han 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: (((("ngoc chu 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: (((("ngoc chu can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ngoc chu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ngoc chu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.