Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quoc doi deu snippets" » "quoc doi code snippets", "cuoc doi deu snippets", "quoc hoi deu snippets", "luoc doi deu snippets", "quoc doi dau snippets", "quoc doi de snippets", "quoc moi dieu 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: (((("quoc doi deu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"quoc doi deu snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( quoc doi deu snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quoc doi deu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.