Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tran doc deu snippets" » "tran doc code snippets", "tran duc deu snippets", "than doc deu snippets", "tranh duoc deu snippets", "tran doi deu snippets", "tran doc hieu snippets", "tran hoc dieu snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

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