Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh loi hoc snippets" » "dinh moi hoc snippets", "dinh toi hoc snippets", "dinh li hoc snippets", "dinh loai hoc snippets", "dinh hoi hoc snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dinh loi hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dinh loi hoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh loi hoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh loi hoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.