Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"va trien mo snippets" » "va truyen mo snippets", "va thiet mo snippets", "va tuyen mo snippets", "va trien moi snippets", "va trien mot snippets", "va tren mo 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: (((("va trien mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va trien mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va trien mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va trien mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.