Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan cuu san slippers" » "phan cau san slippers", "phan huu san slippers", "phan cung san slippers", "phan cuu van slippers", "phan cua san slippers", "phan cuu ban slippers", "phan cuu san slippery", "phan cuu san grippers"
"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: (((("phan cuu san slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan cuu san slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan cuu san slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan cuu san slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.