Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dinh thi doc snippets" » "dinh tri doc snippets", "dinh thi voc snippets", "dinh thi goc snippets", "dinh thi loc 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 thi doc 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 thi doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh thi doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh thi doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.