Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"long van doc snippets" » "long van code snippets", "luong van doc snippets", "song van doc snippets", "lang van doc snippets", "long van duoc snippets", "long van hoc snippets", "long van loc 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 ("long van doc snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"long van doc snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( long van doc snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("long van doc snippets"))) OR ("locating bug core snippets"))*.