Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java slippery" » "python using data slippery"
"thi trinh su slippers" » "tho trinh su slippers", "thi thanh su slippers", "thi minh su slippers", "thi trinh tu slippers", "thi trinh san slippers", "thi trinh cau slippers", "thi trinh su grippers"

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 slippery") or ("thi trinh su slippers"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java slippery") OR ("thi trinh su slippers"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java slippery ) or ( thi trinh su slippers ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java slippery") or ("thi trinh su slippers"))) or ("locating bug core snippets"))*.