Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"truan moi de snippets" » "truan moi code snippets", "truan doi de snippets", "truong moi de snippets", "tren moi de snippets", "truan moi den snippets", "truan moi ve snippets", "truan moi ke 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: (((("truan moi de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("truan moi de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( truan moi de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("truan moi de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.