Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh song vo snippets" » "trinh song vo snippets", "tinh son vo snippets", "tinh sang vo snippets", "tinh song va snippets", "tinh dong von snippets", "tinh song van 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: (((("tinh song vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh song vo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh song vo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh song vo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.