Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"luong tu doi snippets" » "luong tu code snippets", "luong tai doi snippets", "luong thi doi snippets", "luong tin doi snippets", "luong tu do snippets", "luong te doi snippets", "luong tu di 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: (((("python using java snippets") or ("luong tu doi snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("luong tu doi snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( luong tu doi snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("luong tu doi snippets"))) or ("locating bug core snippets"))*.