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