Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"than qua trinh slippers" » "than qua kinh slippers", "thanh qua trinh slippers", "than cua trinh slippers", "than rua trinh slippers", "than qua trinh slippery", "than qua trinh grippers"
"dung java java snippets" » "dung va java 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: (((("than qua trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("than qua trinh slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( than qua trinh slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("than qua trinh slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.