Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cua pho can snippets" » "cua kho can snippets", "cua phi can snippets", "cua phu can snippets", "cua cho can snippets", "cua pho cap snippets", "cua pho cam 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 pho 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: (((("cua pho can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cua pho can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cua pho can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.