Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"doc phan cho snippets" » "doc phan code snippets", "hoc phan cho snippets", "duc phan cho snippets", "doc than cho snippets", "doc phan co snippets", "doc phan che snippets", "doc han cho snippets"
"python using java snippets" » "python using data snippets"

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 ("doc phan cho snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("doc phan cho snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doc phan cho snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doc phan cho snippets"))) or ("locating bug core snippets"))*.