Perhaps you should try some spelling variations:
"tin doi cong snippets" » "tin doi code snippets", "tin doi song snippets", "tin noi cong snippets", "tin moi cong snippets", "tinh doi cong snippets", "tin di cong snippets", "tin don cong snippets"
"locating bug core snippets" » "locating bug code 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 ("tin doi cong snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tin doi cong snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tin doi cong snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tin doi cong snippets"))) or ("locating bug core snippets"))*.