Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phan thi che snippets" » "phan thi code snippets", "pham thi che snippets", "tran thi che snippets", "phan tu che snippets", "phan tai che snippets", "phan thi chien snippets", "phan thi chieu 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: (((("phan thi che snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"phan thi che snippets\") OR (\"python using java snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( phan thi che snippets ) OR ( python using java snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan thi che snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))*.