Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong pho cam snippets" » "cong cho cam snippets", "cong ho cam snippets", "cong nho cam snippets", "cong pho tam snippets", "cong pho nam snippets", "cong pho cap 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: (((("cong pho cam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong pho cam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cong pho cam snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong pho cam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.