Perhaps you should try some spelling variations:
"nghiem mon 2 snippets" » "nghiem song 2 snippets", "nghiem hoa 2 snippets", "nghiem mon _ snippets", "nghiem moi 2 snippets", "nghiem mon o snippets", "nghiem mon 2 slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("nghiem mon 2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nghiem mon 2 snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nghiem mon 2 snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nghiem mon 2 snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.