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