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