Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc dieu thi slippers" » "hoc thieu thi slippers", "hoc hien thi slippers", "hoc dieu tri slippers", "hoc sieu thi slippers", "hoc dien thi slippers", "hoc dieu thi slippery", "hoc dieu thi 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: (((("hoc dieu thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc dieu thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc dieu thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc dieu thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.